TW512312B - Multimedia system with recorder and player functions - Google Patents

Abstract

This invention includes a PCMCIA interface card and a multimedia host. The PCMCIA card is for storing a multimedia digital signal and has an interface to connect an external electronic system for updating data of the multimedia recorder and player system. The multimedia host is for transferring and playing multimedia digital signal to receive a simulated signal and transfer this simulated signal to a digital signal for compressing. Furthermore, the multimedia host provides a PCMCIA slot and PCMCIA card to set connection through the above-mentioned interface to download multimedia digital signal form the PCMCIA card to the multimedia host.

Description

512312 ___ Case No. 88122494 V. Description of the invention (1) 5-1 Field of invention: ίΛ31 a amendment

The present invention relates to a multimedia recording and playback device, and more particularly to a multimedia recording and playback device with a PCMCIA interface card. 5-2 Background of the Invention: "Multimedia (" mu 11 i med ia has the meaning of" multiple, complex ", and the literary tools that our senses can feel, and the word multimedia first comes out of the expression tools mentioned above) For the development of technology, and the increase of flash memory, integrated voice, audio and flash media players have entered the market.) The multi prefix in English is edia, which is "media", that is, 1 son, sound, video The expression of such knowledge now on computers refers to the technology in which computers can be integrated. With the flash memory technology of digital signal processing (FLASH memory) storage capacity in one, more portable

Muyu's multimedia players on the market can be roughly divided into two types, one is an MP3 player, and the other is a digital with voice compression function. The above two models are basically independent. Mp3 player uses 2 flash memory, MM or S IM card, while slave uses built-in flash memory. Two types of playback: both === m The playback status usually includes the following digital signal processor (DSp) samples of MP3 decoding on the hardware and mountain: 3 processors, and the frequency of the wood sample is 8K / S to 48K /

512312 Amendment No. 88122494 V. Description of the invention (2) Digital-to-analog converter (DAC) of S, flash memory for storing multimedia slots, and LCD display. Similarly, digital recorders also generally include the following: more specifically: a central processing unit, a digital signal processor for voice encoding and decoding, a voice digital-to-analog converter with a sample frequency of 8K / S, and a flash memory for storing multimedia files. Memory and LCD display. Therefore, from the perspective of the current multimedia players, there are three major shortcomings: (1) The MP3 player and the digital recorder have poor system integration, that is, the hardware resources shared by the MP3 player and the digital recorder cannot be fully utilized (2 ,) The number of data communication between the host and the computer is slow (ε 2 32 2 communication, the maximum data rate can only reach 115.2KBPS, and the average communication number f of the parallel port can only reach 500KBPS); and (3) Flash memory cannot be doubled. Aiming at a series of defects brought about by traditional machines, the present invention provides a multimedia recording and playback device with a PCMCIA interface card, which integrates Mp3 broadcaster and digital recorder, and adopts the technology of separating flash memory from the host computer. The flash memory is packaged in a pCMC 丨 A card. 5-3 Purpose and Summary of the Invention: # In the above background of the invention, traditional multimedia players have many disadvantages. The invention provides a multi-body recording and playback device with a pcMCIA interface card, which integrates an MP3 subtractor and a digital recorder, and uses

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η said to amend the flash memory with the main prostitutes PCMCIA card. Huodu " Blade-off technology, that is, flash memory is packaged into the host, as: when the machine is used as a multimedia player, when the PCMCIA card is updated, it stores multimedia files. When the multimedia files require a PCMCIA + tf computer PCMCIA slot, pair or log recording two = update, or proceed, music download, media type with _α interface card for many months. Μί ^ Play state and digital recorder. Degree, t ^ Γ ::: 目-'is used to increase the speed of multimedia file downloading K ^ PS in A * port 115.2 2KBPS communication rate or parallel port 500 rate, rose to the use of PCMCIA + 3MBPS communication device I only need to download data from a computer to the media in a short time. There are many types of pcmcia interface cards provided: record and set, users in Langzhong can put in as needed The capacity is "in the PCTA card, such as 8MB, 16Mβ, 32μβ, 6_ or 1Z8MB. Therefore, users can r 乂; α person f = do not need to replace the flash memory multiple times ... longer The multimedia slot case, and according to the above, the present invention provides a multimedia recording and playback

Page 6 512312 .-. --- 88122494 _ year r amendment V. Description of the invention (4) Audio device 'It includes a PCMCIA interface card and a multimedia host part. The PCMC I A interface card is used to store a multimedia digital signal, and has a-connection ·: port that can be connected to an external electronic system, thereby realizing the function of updating the data of the multimedia recording and playback device. The multimedia host part is used to convert and play multi-body digital signals, and can receive an analog signal and change the module number: change = digital signal for compression. Furthermore, the multimedia host part provides at least one PCMCIA plug The slot and the PCMCIA card are connected via the above-mentioned interface, and the kPCMC IA card is used to quickly download the multimedia digital signal to the multimedia host part. 5-4 Detailed description of the invention: First, referring to the first and second figures, it describes a comparison of the present invention. System architecture diagram of the preferred embodiment. The multi-media recording and playback device with a PCMCU interface card in this embodiment can be roughly divided into two parts: a PCMCI A card and a multimedia host part.

PCMC IA card 100 is used to store a multimedia digital signal, such as voice signal data or audio signal data, and has an interface 101 that can be connected to the external electronic system 120 (second picture), so as to realize multimedia Data update function of recording and playback device. The above-mentioned external electronic system may be a personal computer system with a PCMCI j slot, or a notebook computer system, a PC system with a pcMciA slot, or any other electronic system with a PCMCIA adapter. Furthermore, the P M C IA card 1 〇 〇 further includes: a storage module array 102, whose records

512312 Case No. 88122494 V. Description of the invention (5) ^ ~~~ 3 ~ 1- Ϊί ΪΓ ΐ bit signal; and an input and output buffer memory · 1.3 is located between the storage group array 102 and the interface 101, which uses To temporarily store one of the two media digital signals to be stored, and to update the media to be updated = array, or to temporarily store the module array == bulk digital signals, and transmit the multimedia digital signals to the interface ι〇ι . The above-mentioned storage recording medium, such as ·-or a flash memory memory, eliminates the flash memory 64MB or the case, which is convenient to control, etc., and it is an upgrade original ROM memory with ROM system to change the storage 128MB ° Not used The multi-time module array 102 includes at least one readable / non-volatile memory (noniQlati le (FLASH memory). This embodiment adopts EE PR 0M 'This ROM can use the data in the voltage, so the flash memory can be The code stored in the ROM can also have some hardware. The user can place it in the PCMCIA card 100 as needed, such as 16MB, so 'the user can save longer time to replace the flash memory. Write the memory) The difference in flashing memory is used to allow users to enter the capacity, 32MB, multimedia file multimedia host part 110 is used to convert and play multimedia digital production number 'and can receive an analog signal and convert the analog signal into a number' In order to perform voice compression and contraction, in addition, the multimedia host section: to the PCMCIA slot 111 and the PCMCIA card 100, and establish a connection through the above interface ι〇1. The PCMC IA card 1 0 0 quickly downloads the multimedia digital signals to the multimedia host part 110. In addition, the multimedia host part 11 includes: a display block 1 1 2, an input module 11 3, a central processing unit i J 4.One code /

Page 8 512312 Amendment No. 88122494 V. Description of the invention (6) ♦ Ma Yi (CODEC) 115 and-Digital Signal Processing Module (Dsp) ii6 You > f Bulk Block U 2 contains a liquid crystal display, which displays Relevant messages from the multimedia office, such as playing the note and the broadcast room ^

Available = block ⑴: is used to select the multimedia digital to be played = long J square 4 :: fork type, 浯 sound type or any other reachable input target ΪII processor U4 is used to control the module in this device It is especially used to read the multimedia digital transmission in the PCMCIA card 100: the display of the alfalfa display module 112, and the reception input module ιΐ3 ". An encoder / decoder (C0DEC) 115 'its It is used to receive a microphone to change the analog signal and convert it to a digital signal. Or nucleate the multimedia digital signal into a pseudo signal (tone,) and play it out. The digital signal processing module D3 has an MP3 player and a speech encoder / decoder ( v〇c〇der), evaluate the multimedia digital signal from the central processing unit 114, and send the fmedia digital ## to the encoder / decoder 5; the voice encoding / decoding (VOCODER) receives the encoding / The digital signal transmitted from the decoder 115 is used for voice compression, and the compressed digital signal is transmitted to the central processing unit 114 and the flash memory stored in the PCMCIA card 100. The above is the hardware of this embodiment Analysis, and the softness of this embodiment The body structure can be roughly divided into the following three parts: CPU control software, digital signal processing program and PCMCiA management program. The CPU control software, as shown in the third figure, contains three applications: Mp3 player , Recording / playing program (1 ^ (: 〇 『(16『 &? 1: 61 *) and file management program (17116, page 9, 512312, case number 88122494

5. Description of the invention (7) ____ ^ Manager). There are four drivers in the lower layer of the app. ★ Responding to the hardware described by the author, they are: · Out driver: Ambiguity: J Display of 1 and 12; Input driver, and its two members. Input; flash memory driver, read and write operations of the 9 'input block 102; and data transmission driver, beans, ^ array controller 1 1 4 and digital signal processing module 丨 6 data communication,. The digital signal processing program at the Beyang Department contains at least four main modules, as shown in the figure: MP3 decoding program, which is responsible for decoding MP3 ^^ / decoding program; encoding / decoding management program, which is responsible for encoding / decoding ° The recording and playback of the crying cymbals; and the data transmission program, 1 is responsible. Communication between the five processing modules 116 and the central processing unit 114. cc; Cheng =; includes' _ as shown in the figure: flash memory type, /, format and read and write of the negative shell storage module array 102; and 浐 :: type, which is responsible for PCMCIA + 100 Heart 3 project management and language; files; • The combination of ancient hardware and software to achieve all of this embodiment • Ah, righteousness, PCMCIA card fast download and expandable flash memory; 'Health. When the host is used as a multimedia player, the PCMCIA card is inserted into the host ^, as the internal storage of multimedia files. When the multimedia files need to be updated, 7 === 2 Insert people into the notebook 1) ^ (: ^ slot, right 1) (: 仏 11 card in the spoon, quickly update, or download MP3 music, or organize the recorded content. The computer's communication rate for the pcMCIA card can reach 512312. Case No. 88122494 Λ_η Revision V. Invention Note (8) 3MBPS. In this way, the user can download data from the computer to the device of the present invention in a relatively short time. The above description is only a preferred embodiment of the present invention, and is not intended to limit the application of the present invention. Patent scope; all other equivalent changes or modifications made without departing from the spirit disclosed by the present invention shall be included in the scope of patent application below.

Page 11 512312 ^ mio. 3r MM 88122494 Revised diagrams Brief description The first diagram shows a system architecture diagram of a multimedia recording and playback device with a PCMCIA interface card according to an embodiment of the present invention; "The second diagram shows the present invention. The connection relationship diagram between the PCMCIA card and the external electronic system in the embodiment; the overall structure diagram; the second diagram shows the central processing unit software of the embodiment of the present invention; the fourth diagram shows the digital signal processing diagram of the embodiment of the present invention; and the structure The fifth figure shows the representative symbols of the main parts of the PCMCIA management program in the embodiment of the present invention: 100 PCMCIA card 101 interface 10 2 storage module array 10 3 buffer memory 110 multimedia host 111 PCMCIA slot 112 display module 113 input module i _ι Page 12 512312 Case No. 88122494 tl Iu „： ':% h ^ Revised diagram for simple explanation 114 115 116 120 Central Processing Unit Codec / Decoder (CODEC) Digital Signal Processing Module (DSP External Electronic System

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Claims (1)

512312 _Case No. 88122494_ Amendment of the month of the year _ 6. The scope of patent application 1. A multimedia recording and playback device, the device includes: a slot for connecting an interface card to quickly download a multimedia digital from the interface card A signal to the multimedia recording and playback device; a display module that displays related information of the multimedia digital signal; an input module for selecting the multimedia digital signal to be played; a central processing unit for controlling the internal model of the device The operations between the groups are particularly used to read the multimedia digital signals in the interface card, be responsible for the display of the display module, and receive options from the input module; an encoder / decoder for receiving an And converting the analog signal to a digital signal for compression or converting the multimedia digital signal into the analog signal; and a digital signal processing module that receives the multimedia digital signal from the central processing unit and The multimedia digital signal is transmitted to the encoder / decoder, and the digital signal processing module can receive the encoder / decoder. The digital signal is transmitted from the processor, and the digital signal is transmitted to the central processing unit. 2. For the device under the scope of patent application, the above display module includes a liquid crystal display. 3. For the device under the scope of patent application, the above-mentioned digital signal processing module includes an MP3 player and a speech encoder / decoder. 4. If the device in the scope of the patent application item 1 further includes: a central processing unit control software; and Page 14 512312 m, 8, ί δ. ‘_ Case No. 88122494_ Year Month Revision_ VI. Patent Application Scope A digital signal processing program. 5. For the device in the scope of patent application, the above-mentioned central processor control software includes: a MP3 player program; a recording / playback program; a file management program; an output driver that is responsible for the display Display of the module; an input driver responsible for responding to the keys of the input module; and a data transmission driver responsible for data communication between the central processing unit and the digital signal processing module. 6. For the device in the scope of patent application, the above-mentioned digital signal processing program includes: | an MP3 decoding program, which is responsible for MP3 decoding; a voice encoding / decoding program; an encoding / decoding management program, which is responsible for The voice recording and playback of the encoder / decoder; and a data transmission program that is responsible for communication with the central processing unit. 7. The device according to item 1 of the patent application, wherein the multimedia digital signal includes a voice signal. data. Page 15 512312 9: '8,: ": I_case number 88122494_year month __ VI. Patent application scope 8. For the device of patent application scope item 1, wherein the above-mentioned multimedia digital signal includes audio signal data. 9. For the device in the scope of patent application, the above-mentioned slot includes a PCMCIA slot. I. The device according to item 1 of the scope of patent application, wherein the interface card mentioned above includes a P C M C I A interface card. II. The device according to item 1 of the scope of patent application, in which the speed of downloading the multimedia digital signal can reach 3Mbit / s. 1 2. A multimedia recording and playback device, the device includes: an interface card for storing a multimedia digital signal, and has an interface that can be connected to an external electronic system, thereby realizing the data update of the multimedia recording and playback device Functions; and a multimedia host part for converting and playing the multimedia digital signal, and receiving an analog signal and converting the analog signal into a digital signal for compression, and furthermore, the multimedia host part provides at least A slot is connected to the interface card, and a connection is established through the interface to quickly download the multimedia digital signal from the interface card to the multimedia host part. 1 3. The device according to item 12 of the scope of patent application, wherein the above interface card is Page 16 512312 ‘:: Guang 5 ::. J. ._ Case No. 88122494_year month__ Sixth, the scope of patent application a PCMCIA interface card. 14. The device according to item 13 of the patent application, wherein the PCMCIA interface card further includes: a storage module array that records the multimedia digital signals; and a buffer memory located between the storage module array and the interface. It is used to temporarily store a multimedia digital signal to be updated and transmit the multimedia digital signal to be updated to the storage module array, or to temporarily store the multimedia digital signal in the storage module array, The multimedia digital signal is transmitted to the interface. 15. The device according to item 14 of the scope of patent application, wherein the above-mentioned storage module array includes a readable / writeable recording medium. 16. The device according to item 15 of the scope of patent application, wherein the readable / writable recording medium includes a non-volatile memory. 1 7. The device according to item 15 of the scope of patent application, wherein the readable / writable recording medium includes a flash memory (F L A S H m e m 0 r y). 18. The device according to item 14 of the scope of patent application, wherein the above multimedia host part further comprises: a display module that displays related information of the multimedia digital signal; Page 17 512312 _Case No. 88122494_ Year and Month '' Amendment _ VI. Patent application scope-an input module for selecting the multimedia digital signal to be played; a central processing unit for controlling the module in the device Operation between them, especially for reading the multimedia digital signal in the interface card, being responsible for the display of the display module, and receiving options from the input module; an encoder / decoder for receiving the analog And convert the signal to the digital signal, or convert the multimedia digital signal into the analog signal; and a digital signal processing module that receives the multimedia digital signal from the central processing unit and transmits the multimedia digital signal to In the encoder / decoder, the digital signal processing module can further receive the digital signal from the encoder / decoder and transmit the digital signal to the central processing unit. 19. The device according to item 18 of the scope of patent application, wherein the above display module includes a liquid crystal display. 20. The device according to item 18 of the scope of patent application, wherein the above-mentioned digital signal processing module includes an MP3 player and a speech encoder / decoder. 2 1. The device according to item 18 of the scope of patent application, further comprising: a central processor control software; a digital signal processing program; and a PCMCIA management program. 2 2. If the device in the scope of patent application No. 21, wherein the above-mentioned central processing Page 18 512312 9L 8. I 6 __Case No. 88122494_Year Month__ VI. Patent application scope control software includes: an MP3 player; a recording / player program; a file management program; an output driver , Which is responsible for the display of the display module; an input driver, which is responsible for responding to the keys of the input module; a flash memory driver, which is responsible for the read and write operations of the storage module array; and a data transmission driver, which Responsible for data communication between the central processing unit and the digital signal processing module. 2 3. If the device of the scope of patent application No. 21, wherein the above digital signal processing program includes: an MP3 decoding program, which is responsible for MP3 decoding; a speech encoding / decoding program; an encoding / decoding management program, It is responsible for the voice recording and playback of the encoder / decoder; and a data transmission program, which is responsible for the communication with the central processing unit. 2. If the device is in the scope of patent application No. 21, the above-mentioned PCMCIA management program Contains: a flash memory management program that is responsible for formatting and reading and writing the storage module array; and Page 19 512312. 8 ^ S __ ‘Case No. 88122494_ _____ Date of application for a patent A file management program, which is responsible for MP3 file management and voice file management in the interface card. 25. The device according to item 12 of the patent application range, wherein the above-mentioned multimedia digital signal includes voice signal data. 26. The device according to item 12 of the patent application range, wherein the above-mentioned multimedia digital signal includes audio signal data. 27. The device according to item 12 of the patent application scope, wherein the above-mentioned external electronic system includes a personal computer system with a PCMC I A slot. 28. The device according to item 12 of the scope of patent application, wherein the above-mentioned external electronic system includes a notebook computer system having a PCMC I A slot. 29. The device according to item 12 of the patent application scope, wherein the above-mentioned slot includes a PCMCIA slot. 30. The device according to item 12 of the scope of patent application, in which the speed of downloading the multimedia digital signal can reach 3Mbit / s. 31. A multimedia recording and playback device with an interface card, the device includes: a PCMCIA interface card for storing a multimedia digital signal, and an interface that can be connected to an external electronic system to implement the multimedia Page 20 512312 Case No. 88122494 6. Application for patent update range Recording and playback device data update function, the storage module array, its record and a buffer memory are located in the storage which is used to temporarily store a multimedia data to be updated. The digital signal is transmitted to the interface in the storage module storage module array, and the multimedia digital signal is transmitted to the interface; and a multimedia host part, which uses a bit signal and can receive an analog signal and a bit signal for compression, and Provide a PCMCIA slot to connect with the PCMCIA interface to quickly download the media host part from the PCMCIA interface card. The multimedia host section has a display module that displays the display. Many months later, the modified PCMCIA interface card also includes the multimedia. Digital signal; using the bit signal between the module array and the interface, and storing the k number in the group array to be updated, or converting and playing the multimedia digit to the analog The signal is converted into a number. At least the card of the host of the Haixi Media is set up, and the multimedia digital signal is connected to the plurality of copies via the interface. The media digital signal related information input module is used to select a multimedia digital signal to be played by a central processing unit. , Which is used to control 'especially to read the PCMCIA interface, the display of the display module, and the item; an encoder / decoder for the digital #number' or the multimedia digital system The multimedia digital signal in the transport card between the modules in the device receives the analog signal received from the input module and converts the analog signal into a signal to convert the analog signal; Page 21 512312 91, 8, if _Case No. 88122494_ Year, Month, and Day Amendment '' _ VI. Patent application scope and a digital signal processing module that receives the multimedia digital signal from the central processing unit, and The multimedia digital signal is transmitted to the encoder / decoder. The digital signal processing module can further receive the digital signal from the encoder / decoder and transmit the digital signal to the central processing unit. 32. The device according to item 31 of the scope of patent application, wherein the above-mentioned storage module array includes a readable / writeable recording medium. 3 3. The device according to item 32 of the scope of patent application, wherein the readable / writable recording medium includes a non-volatile memory (η ο η-v ο 1 a ΐ i 1 e memory) ° 3 4. The device according to item 32 of the scope of patent application, wherein the readable / writable recording medium includes a flash memory (FLASH mem ry). 35. The device according to item 31 of the scope of patent application, wherein said display module includes a liquid crystal display. 36. The device according to item 31 of the scope of patent application, wherein the above-mentioned digital signal processing module includes an MP3 player and a speech encoder / decoder. 37. The device according to item 31 of the scope of patent application, wherein the above-mentioned multimedia digital signal includes voice signal data. Page 22 512312 91 * 6 ^ ί- _Case No. 88122494_Year Month_ifi_ · VI. Patent application scope 38. For the device of the 31st scope of patent application, the above-mentioned multimedia digital signal contains audio signal data . 39. The device according to item 31 of the scope of patent application, wherein the external electronic system includes a personal computer system with a PCMC I A slot. 40. The device according to item 31 of the scope of patent application, wherein the above-mentioned external electronic system includes a notebook computer system having a PCMC I A slot. 4 1. The device according to item 31 of the scope of patent application, in which the speed of downloading the multimedia digital signal can reach 3Mb i t / s. Page 23