CN201063700Y - High performance embedded type handheld multimedia terminal - Google Patents
High performance embedded type handheld multimedia terminal Download PDFInfo
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- CN201063700Y CN201063700Y CNU200720068676XU CN200720068676U CN201063700Y CN 201063700 Y CN201063700 Y CN 201063700Y CN U200720068676X U CNU200720068676X U CN U200720068676XU CN 200720068676 U CN200720068676 U CN 200720068676U CN 201063700 Y CN201063700 Y CN 201063700Y
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Abstract
A high-performance flush type hand-held multimedia terminal comprises an I.MX microprocessor system for system operation, a controller circuit for reading and writing a SD/MMC card, a USB-OTG controller circuit for data reading and writing concerning equipment, a USB 2.0 and a hard disc data bridge circuit for enabling a CF card control to complete reading and writing a built-in hard disc, an infrared ray controller circuit for enabling a remote control apparatus to complete various operations, an audio frequency codec circuit for providing audio frequency input and output functions, a video decoder for providing video decoding, an MPEG4 codec for providing video coding, a keyboard control circuit, and a power supply control and charging circuit. The utility model which has powerful functions, lower power consumption, capability of software upgrading and expanding, friendly and easy interface, capability of supporting a plurality of multimedia file formats, good compatibility, and abundant interfaces is a pocket type portable video record player enabling a user to watch TV programs and films recorded by a computer during outing.
Description
[technical field]
The utility model relates to a kind of multimedia broadcasting, recording and playing device, particularly a kind of high-performance embedded hand-hold multimedia terminals.
[background technology]
So-called " embedded hand-hold multimedia terminals " claims " PMP " (English name PortableMultimedia Player) again, being the digital product field than the also big 2-3 in existing DVD market a new generation doubly by industry and the generally good new product of technical field, also is one of key research projects in country's mobile network's science and technology development planning in 2010.But, its system engineering complexity, technology involves a wide range of knowledge, and difficulty is big, and it is many to make that this project is in the watcher, and actual input person is few, and the R﹠D team of domestic independent intellectual property right is still less.
In the prior art, the hardware solution of this device is to be representative with external SigmaDesign technical solution, the workload that it is advantageous that software programming is little, system is easy to realize, but because the complete hardwareization of encoding and decoding of its multimedia signal dispose makes system can't upgrade on the function and on the performance and expand.In addition, the poor compatibility of the multimedia file format of hardware solution belongs to traditional multimedia player product, and its technology and the market competitiveness are poor.
The software solution of this device is to be representative with the Intel technical solution, its characteristics are that systems soft ware is scalable and expand, but, multimedia realizes by software because handling encoding and decoding, require CPU processing speed height, general film is play the CPU that needs the 400MHz dominant frequency, and power consumption is its maximum problem.
[summary of the invention]
Technical problem to be solved in the utility model is to overcome existing defective in the above-mentioned prior art, a kind of high-performance embedded hand-hold multimedia terminals is provided, and it is a collection HOST USB portable hard drive memory function, multimedia MPEG4 looks voice playing and the digital image shooting is the hand-hold multimedia recreation terminal of new generation of one.
The utility model has adopted following technical proposal to solve its technical problem: a kind of high-performance embedded hand-hold multimedia terminals, comprise the I.MX microprocessor system 1001 that is used for system's operation, and it is characterized in that it also comprises:
Be used to system that the power management of multiple intelligentization and the multifunction electric source control and the charging circuit 112 of charging are provided, it is connected with DC power supply DC connector 111 and equipment lithium battery 110 respectively;
Be used for the SD/MMC card controller circuit 1002 of direct read SD/MMC card content, it is connected with SD/MMC card connector 12 and I.MX processor core 10010 respectively;
Be used to finish the USB-OTG controller circuitry 1003 that other USB device is carried out reading and writing data, it is connected with USB flash memory connector 13 and I.MX processor core 10010 respectively;
Be used to device to finish USB2.0 and hard disc data bridge circuit 144 to built-in hard disk HDD read-write capability and high speed USB 2.0 interfaces by the built-in CF card controller of microprocessor, it is connected with USB connector 143 and IDE hard disc data interface circuit 142 respectively;
The remote control equipment that is used for by this matched with devices is finished the infrared controller circuit 1010 of various operations to this device, and it is connected with infrared remote control receiver 19 and I.MX processor core 10010 respectively;
Be used for finishing the keyboard controller circuit 1011 that this device is operated by keyboard; It is connected with keyboard connector 18 and I.MX processor core 10010 respectively;
Be used to provide the audio codec circuit 161 of audio frequency input/output function, it is connected with microphone 163, loud speaker 162 and I2S serialization controller circuit 1007 respectively;
Be used to provide video decode, by the Video Decoder 10011 that TFT liquid crystal LCD or television set pattern show, it is connected with I.MX processor core 10010 and YUV-RGB transducer 1005 respectively;
Be used to provide video coding, finish the MPEG4 codec 1008 of recording function by the input of CMOS sensitization camera lens or television set, it is connected with I.MX processor core 10010 and MPEG4 codec 1008 respectively.
The utility model product and in the world similar technology relatively, it is the most perfect on function, also tool advantage belongs to scalable the expansion on software architecture on the power consumption performance; Its user interface close friend is easy-to-use, and the multimedia file format of support is maximum, and compatibility is the strongest, the utility model product design fashion, and the moulding fineness has embodied contemporary top high-tech crystallization, is quality and aesthstic well-bound mainstream product.This product combines a lot of functions in the height hommization, operation succinctly allow anyone left-hand seat easily; Its rich interface, powerful, bright roomy screen, and easy-to-use software make it all to be in the leading level in the world at function, aspect of performance.Also can enjoy the TV programme of recording with computer when this machine is a going out, the pocket portable video of film is broadcast videocorder.
[description of drawings]
Fig. 1 is the utility model technical system figure;
Fig. 2 is the utility model hardware architecture figure;
Fig. 3 is the utility model product function System Framework figure.
Each sequence number is expressed as respectively among the figure:
The processor core of processor core system 10010 I.MX of 1001 I.MX
10011 Video Decoders, 10012 universal audio decoders
10013 MP3 audio coders, 1002 SD/MMC card controller circuit
1003 USB-OTG controller circuitrys, 1004 CF card controller circuit
1005 YUV-RGB transducers, 1006 LCD liquid-crystal controller circuit
1007 I2S serialization controller circuit, 1008 MPEG4 codecs
1009 CSI image sensing controller circuitrys, 1010 infrared controller circuit
1011 keyboard controller circuit, 110 equipment Li lithium batteries
111 DC power supply DC connectors
112 multifunction electric source control and charging circuits
12S D/MMC card connector 13 USB flash memory connectors
141 hard disc datas transmitting-receiving change-over circuit, 142 IDE hard disc data interface circuits
143 computer USB connector
144 USB2.0 and hard disc data bridge circuit
151 television system encoders, 152 television video frequency signal out connectors
153 TFT liquid crystal display connectors, 161 audio codec circuit
162 loud speakers, 171 television system decoder circuits
163 microphones, 172 television video frequency signal input connectors
173 CMOS pick-up lens input connectors, 18 keyboard connectors
19 infrared remote control receivers
[embodiment]
The utility model will be further described below in conjunction with embodiment and accompanying drawing.
With reference to Fig. 1, the utility model technical system is to utilize 32/64 processor, the hardware of the multi-functional multimedia processing system of integrated high-performance, high-density is such as integrated Audio/Video player+video camera/digital camera+game machine+USB digital partner (particularly USBOTG function)+SD card reader+multi-functional hardware such as line-based browser digital partner.And magnanimity storage of utilization embedded hard disc and file processing technology, the Audio/Video encoding and decoding processing and the control technology of the high speed of 32 embedded processing, high speed USB data communication interface technology, the power-saving technique of high-speed high capacity Audio/Video hard-disk system is based on embedded hand-hold multimedia terminals operating platform and the software architecture and the customized UI INTERFACE DESIGN technology etc. of linux cutting.
With reference to Fig. 2, particularly, the utility model comprises that one is used for the I.MX microprocessor system 1001 of system's operation, and the selection of this core processor is suitable, and the technical scheme of generation software-hardware synergism is with the obvious advantage.Its maximum advantage is that this CPU has so-called multimedia hardware accelerator feature, the multimedia processing is adopted embedded signal processing hardware capability accelerating module and Reduced Instruction Set Computing to programme and is realized, can realize high speed signal processing computing, can reduce the CPU power consumption greatly again, realize high-speed image/encoding and decoding speech processing with lower (about 200MHz) CPU frequency, guaranteed the scalable expansibility of systemic-function and performance simultaneously.
It also comprises the utility model:
Be used to system that the power management of multiple intelligentization and the multifunction electric source control and the charging circuit 112 of charging are provided, it is connected with DC power supply DC connector 111 and equipment lithium battery 110 respectively;
Be used for the SD/MMC card controller circuit 1002 of direct read SD/MMC card content, it is connected with SD/MMC card connector 12 and I.MX processor core 10010 respectively;
Be used to finish the USB-OTG controller circuitry 1003 that other USB device is carried out reading and writing data, it is connected with USB flash memory connector 13 and I.MX processor core 10010 respectively;
Be used to device to finish USB2.0 and hard disc data bridge circuit 144 to built-in hard disk HDD read-write capability and high speed USB 2.0 interfaces by the built-in CF card controller of microprocessor, it is connected with USB connector 143 and IDE hard disc data interface circuit 142 respectively;
The remote control equipment that is used for by this matched with devices is finished the infrared controller circuit 1010 of various operations to this device, and it is connected with infrared remote control receiver 19 and I.MX processor core 10010 respectively;
Be used for finishing the keyboard controller circuit 1011 that this device is operated by keyboard; It is connected with keyboard connector 18 and I.MX processor core 10010 respectively;
Be used to provide the audio codec circuit 161 of audio frequency input/output function, it is connected with microphone 163, loud speaker 162 and I2S serialization controller circuit 1007 respectively;
Be used to provide video decode, by the Video Decoder 10011 that TFT liquid crystal LCD or television set pattern show, it is connected with I.MX processor core 10010 and YUV-RGB transducer 1005 respectively;
Be used to provide video coding, finish the MPEG4 codec 1008 of recording function by the input of CMOS sensitization camera lens or television set, it is connected with I.MX processor core 10010 and MPEG4 codec 1008 respectively.
In the utility model most preferred embodiment, the different voltage input end of multifunction electric source control and charging circuit 112 is connected the voltage output end of DC power supply DC connector 111 and the voltage output end of equipment lithium battery 110 respectively, the voltage input end of the voltage input end of its different voltage output ends difference connection device lithium battery 110 and other each functional modules of system.
The data-signal of SD/MMC card controller circuit 1002 and the input of control signal, output are connected the data-signal of SD/MMC card connector 12 and I.MX processor core 10010 and output, the input of control signal respectively.
The data-signal of USB-OTG controller circuitry 1003 is connected the data-signal of USB flash memory connector 13 and I.MX processor core 10010 and output, the input of control signal respectively with the input of control signal, output.
The usb data signal input part of USB2.0 and hard disc data bridge circuit 144 is connected the data-signal output of computer USB connector 143; The data-signal of its IDE data-signal and control signal input, output difference connection ID E hard disc data interface circuit 142 and control signal output, input; The data-signal of IDE hard disc data interface circuit 142 is exported with data-signal and control signal that control signal input, output also are connected hard disc data transmitting-receiving change-over circuit 141 respectively, input; The data-signal of hard disc data transmitting-receiving change-over circuit 141 is exported with data-signal and control signal that control signal input, output are connected CF card controller circuit 1004 respectively, input; The data-signal of CF card controller circuit 1004 is exported with data-signal and control signal that control signal input, output are connected I.MX processor core 10010 respectively, input.
The data-signal of infrared controller circuit 1010 is connected the data-signal of infrared remote control receiver 19 and the output of control signal respectively with signal input end; Its data-signal and control signal output ends are connected the data-signal and the signal input end of I.MX processor core 10010 respectively.
The data model output that the data-signal input of keyboard controller circuit 1011 connects; Its data-signal and control signal output ends are connected the data-signal and the signal input end of I.MX processor core 10010 respectively.
The data-signal of audio codec circuit 161 is connected microphone 163 and the data-signal of I2S serialization controller circuit 1007 and the output of control signal respectively with the input of control signal; The output of its data-signal and control signal is connected loud speaker 162 and the data-signal of I2S serialization controller circuit 1007 and the input of control signal respectively; The data-signal of I2S serialization controller circuit 1007 and the input of control signal, output also are connected the data-signal of universal audio decoder 10012 and output, the input of control signal respectively; Its data-signal and control signal output ends also are connected the data-signal and the signal input end of MP3 audio coder 10013; The data-signal of universal audio decoder 10012 is connected the data-signal and the control signal output ends of I.MX processor core 10010 with signal input end; The data-signal of MP3 audio coder 10013 is connected the data-signal and the signal input end of I.MX processor core 10010 with control signal output ends.
The data-signal of Video Decoder 10011 is connected the data-signal and the control signal output ends of I.MX processor core 10010 with signal input end, its data-signal is connected the data-signal and the signal input end of YUV-RGB transducer 1005 with control signal output ends; The data-signal of YUV-RGB transducer 1005 is connected the data-signal and the signal input end of LCD liquid-crystal controller circuit 1006 with control signal output ends; The data-signal of LCD liquid-crystal controller circuit 1006 and signal input end be the data-signal of CSI image sensing controller circuitry 1009 and the output of control signal also, and its data-signal is connected television system encoder 151, the data-signal of TFT liquid crystal display connector 153 and the input of control signal respectively with control signal output ends; The data-signal of television system encoder 151 and the output of control signal are connected the data-signal and the signal input end of television video frequency signal out connector 152 respectively.
The data-signal of MPEG4 codec 1008 is connected the data-signal of I.MX processor core 10010 and the input of control signal respectively with control signal output ends, and the data-signal of MPEG4 codec 1008 is connected the data-signal of CSI image sensing controller circuitry 1009 and the input of control signal respectively with signal input end; The data-signal of CSI image sensing controller circuitry 1009 is connected the data-signal of CMOS pick-up lens input connector 173, television system decoder circuit 171 and the output of control signal respectively with signal input end; The data-signal of television system decoder circuit 171 is connected the data-signal of television video frequency signal input connector 172 and the output of control signal with signal input end.
Fig. 3 has reflected the concrete function of the utility model product, the utility model product support USB2.0 interface, support USB OTG function, have the above memory capacity of 20G, 3.6 inches colored TFTLCD 320 * 240 pixel 262K Color Liquid Crystal Display of putting within joining, the user can play MPEG1 (DAT, MPG, MPEG), video format files such as MPEG4 (AVI, ASF, WMV, Divx3-5.x, Xvid etc.), RM/RMVB at any time, also can read formatted files such as * .TXT, JPEG, BMP, GIF, PNG, and support the FLASH movie of simple * .SWF form; When file is exported, also can directly make and obtain digital form (* .MP3, * .MPEG4) music file by high-fidelity audio-video system or built-in microphone, camera, need not to use computer, efficient and convenient.
The utility model product merges the multifunctionality of digital product, and built-in mega pixel camera can be taken the high definition photo and take the DV short-movie, and can connect big picture reflection of television set direct viewing and recording television programs image by attached AV line.The built-in SAND DISK of the utility model product storage card (SD card) interface can directly be gone up directly copy photo and data from SAND DISK storage card (SD card), and have game function, has additionally increased amusement for the user.The utility model product also is embedded in vast capacity lithium battery and charge protection device, can play MP4 video frequency program and 20 hours audio programs in continuous 5 hours.The utility model product is that at present function is the most perfect in the world, the ratio of performance to price is best, power consumption index, the most competitive product technology scheme of the compatible index of medium.
Claims (10)
1. a high-performance embedded hand-hold multimedia terminals comprises the I.MX microprocessor system (1001) that is used for system's operation, it is characterized in that it also comprises:
Be used to system that the power management of multiple intelligentization and the multifunction electric source control and the charging circuit (112) of charging are provided, it is connected with DC power supply DC connector (111) and equipment lithium battery (110) respectively;
The SD/MMC card controller circuit (1002) that is used for direct read SD/MMC card content, it is connected with SD/MMC card connector (12) and I.MX processor core (10010) respectively;
Be used to finish the USB-OTG controller circuitry (1003) that other USB device is carried out reading and writing data, it is connected with USB flash memory connector (13) and I.MX processor core (10010) respectively;
Be used to device to finish USB2.0 and hard disc data bridge circuit (144) to built-in hard disk HDD read-write capability and high speed USB 2.0 interfaces by the built-in CF card controller of microprocessor, it is connected with USB connector (143) and IDE hard disc data interface circuit (142) respectively;
The remote control equipment that is used for by this matched with devices is finished the infrared controller circuit (1010) of various operations to this device, and it is connected with infrared remote control receiver (19) and I.MX processor core (10010) respectively;
Be used for finishing the keyboard controller circuit (1011) that this device is operated by keyboard; It is connected with keyboard connector (18) and I.MX processor core (10010) respectively;
Be used to provide the audio codec circuit (161) of audio frequency input/output function, it is connected with microphone (163), loud speaker (162) and I2S serialization controller circuit (1007) respectively;
Be used to provide video decode, by the Video Decoder (10011) that TFT liquid crystal LCD or television set pattern show, it is connected with I.MX processor core (10010) and YUV-RGB transducer (1005) respectively;
Be used to provide video coding, finish the MPEG4 codec (1008) of recording function by the input of CMOS sensitization camera lens or television set, it is connected with I.MX processor core (10010) and MPEG4 codec (1008) respectively.
2. high-performance embedded hand-hold multimedia terminals according to claim 1, it is characterized in that: the different voltage input end of multifunction electric source control and charging circuit (112) is connected the voltage output end of DC power supply DC connector (111) and the voltage output end of equipment lithium battery (110) respectively, the voltage input end of the voltage input end of its different voltage output ends difference connection device lithium battery (110) and other each functional modules of system.
3. high-performance embedded hand-hold multimedia terminals according to claim 1 is characterized in that: the data-signal of SD/MMC card controller circuit (1002) and the input of control signal, output are connected the data-signal of SD/MMC card connector (12) and I.MX processor core (10010) and output, the input of control signal respectively.
4. high-performance embedded hand-hold multimedia terminals according to claim 1 is characterized in that: the data-signal of USB-OTG controller circuitry (1003) and the input of control signal, output are connected the data-signal of USB flash memory connector (13) and I.MX processor core (10010) and output, the input of control signal respectively.
5. high-performance embedded hand-hold multimedia terminals according to claim 1 is characterized in that: USB2.0 is connected the data-signal output of computer USB connector (143) with the usb data signal input part of hard disc data bridge circuit (144); The data-signal of its IDE data-signal and control signal input, output difference connection ID E hard disc data interface circuit (142) and control signal output, input; The data-signal of IDE hard disc data interface circuit (142) is exported with data-signal and control signal that control signal input, output also are connected hard disc data transmitting-receiving change-over circuit (141) respectively, input; The data-signal of hard disc data transmitting-receiving change-over circuit (141) is exported with data-signal and control signal that control signal input, output are connected CF card controller circuit (1004) respectively, input; The data-signal of CF card controller circuit (1004) is exported with data-signal and control signal that control signal input, output are connected I.MX processor core (10010) respectively, input.
6. high-performance embedded hand-hold multimedia terminals according to claim 1 is characterized in that: the data-signal of infrared controller circuit (1010) is connected the data-signal of infrared remote control receiver (19) and the output of control signal respectively with signal input end; Its data-signal and control signal output ends are connected the data-signal and the signal input end of I.MX processor core (10010) respectively.
7. high-performance embedded hand-hold multimedia terminals according to claim 1 is characterized in that: the data model output that the data-signal input of keyboard controller circuit (1011) connects; Its data-signal and control signal output ends are connected the data-signal and the signal input end of I.MX processor core (10010) respectively.
8. high-performance embedded hand-hold multimedia terminals according to claim 1 is characterized in that: the data-signal of audio codec circuit (161) and the input of control signal are connected microphone (163) and the data-signal of I2S serialization controller circuit (1007) and the output of control signal respectively; The output of its data-signal and control signal is connected loud speaker (162) and the data-signal of I2S serialization controller circuit (1007) and the input of control signal respectively; The data-signal of I2S serialization controller circuit (1007) and the input of control signal, output also are connected the data-signal of universal audio decoder (10012) and output, the input of control signal respectively; Its data-signal and control signal output ends also are connected the data-signal and the signal input end of MP3 audio coder (10013); The data-signal of universal audio decoder (10012) is connected the data-signal and the control signal output ends of I.MX processor core (10010) with signal input end; The data-signal of MP3 audio coder (10013) is connected the data-signal and the signal input end of I.MX processor core (10010) with control signal output ends.
9. high-performance embedded hand-hold multimedia terminals according to claim 1, it is characterized in that: the data-signal of Video Decoder (10011) is connected the data-signal and the control signal output ends of I.MX processor core (10010) with signal input end, and its data-signal is connected the data-signal and the signal input end of YUV-RGB transducer (1005) with control signal output ends; The data-signal of YUV-RGB transducer (1005) is connected the data-signal and the signal input end of LCD liquid-crystal controller circuit (1006) with control signal output ends; The data-signal of LCD liquid-crystal controller circuit (1006) and signal input end be the data-signal of CSI image sensing controller circuitry (1009) and the output of control signal also, and its data-signal is connected television system encoder (151), the data-signal of TFT liquid crystal display connector (153) and the input of control signal respectively with control signal output ends; The data-signal of television system encoder (151) and the output of control signal are connected the data-signal and the signal input end of television video frequency signal out connector (152) respectively.
10. high-performance embedded hand-hold multimedia terminals according to claim 1, it is characterized in that: the data-signal of MPEG4 codec (1008) is connected the data-signal of I.MX processor core (10010) and the input of control signal respectively with control signal output ends, and the data-signal of MPEG4 codec (1008) is connected the data-signal of CSI image sensing controller circuitry (1009) and the input of control signal respectively with signal input end; The data-signal of CSI image sensing controller circuitry (1009) is connected CMOS pick-up lens input connector (173), the data-signal of television system decoder circuit (171) and the output of control signal respectively with signal input end; The data-signal of television system decoder circuit (171) is connected the data-signal of television video frequency signal input connector (172) and the output of control signal with signal input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720068676XU CN201063700Y (en) | 2007-04-05 | 2007-04-05 | High performance embedded type handheld multimedia terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720068676XU CN201063700Y (en) | 2007-04-05 | 2007-04-05 | High performance embedded type handheld multimedia terminal |
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| CN201063700Y true CN201063700Y (en) | 2008-05-21 |
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| CNU200720068676XU Expired - Fee Related CN201063700Y (en) | 2007-04-05 | 2007-04-05 | High performance embedded type handheld multimedia terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101815183A (en) * | 2010-05-20 | 2010-08-25 | 锐迪科科技有限公司 | Digital TV hand-held terminal and working method thereof |
| WO2013049954A1 (en) * | 2011-10-03 | 2013-04-11 | Goldsound Electronic Ltd. | Video encoding system and related method |
-
2007
- 2007-04-05 CN CNU200720068676XU patent/CN201063700Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101815183A (en) * | 2010-05-20 | 2010-08-25 | 锐迪科科技有限公司 | Digital TV hand-held terminal and working method thereof |
| WO2013049954A1 (en) * | 2011-10-03 | 2013-04-11 | Goldsound Electronic Ltd. | Video encoding system and related method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080521 |