CN2666064Y - Single CPU and Soft-DSP type multimedia center mobile phone - Google Patents
Single CPU and Soft-DSP type multimedia center mobile phone Download PDFInfo
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- CN2666064Y CN2666064Y CNU2003201280026U CN200320128002U CN2666064Y CN 2666064 Y CN2666064 Y CN 2666064Y CN U2003201280026 U CNU2003201280026 U CN U2003201280026U CN 200320128002 U CN200320128002 U CN 200320128002U CN 2666064 Y CN2666064 Y CN 2666064Y
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Abstract
A multimedia center mobile phone with a single CPU and soft DSP type is provided, comprising a radio frequency processing part (A), a radio frequency and network interface (B), a high performance CPU (C), a running storage assembly (D), a GSM or CDMA Soft Digital Signal Processor (Soft-DSP) program collecting storage (E), an external multimedia interface (F), a coder (G), an electrophone (H), a keyboard (I), and can also comprises a soft multimedia program collecting storage (J) that can be selectively connected, an ultramicro hard disc (K), a video camera (L) and a voice input device. The utility model is a novel multimedia center mobile phone structure that the traditional hardware DSP is substituted by a Soft Digital Signal Processor (Soft-DSP) and that firstly emerges in the world with the design idea coming from the soft wireless and soft signal processing technology that can be paid great attention in the future. The technic proposal of the utility model realizes such signal processing functions realized by hardware traditionally as modulation and demodulation, interweaving and de-interweaving, coding and decoding, filtering, spread spectrum and balancing, etc. with the type of software processing, thereby not only solving the problems of the media center such as the volume, weight, heat dissipation and power consumption, etc, but also greatly improving the reliability and maintenance ability, more importantly, facilitating and simplifying the two difficult problems of the type of systems that are address and breakout.
Description
Technical field
The utility model relates to following four fields: communication, computer, Digital Signal Processing and applied mathematics field.
Background technology
Present mobile phone mainly adopts DSP (hardware) structure or embedded computer structure, possesses PC, network communication and multimedia function for making mobile phone, adopts the tactic pattern that increases CPU (the non-single CPU of system and two above circuit) and increase hardware mostly.This causes the mobile phone of the multimedia hub of this class formation to bring a series of problems such as volume, weight, power consumption, heat radiation, and the system reliability of this class formation and maintainable poor, the more important thing is the difficulty that has increased system design---address and interruption.Also have in addition in the face of many covers of different technologies standard (as: CDMA2000, WCDMA, TDS-CDMA) and system upgrade and research and develop and problem such as design iterations.And the multimedia hub mobile phone of single CPU and software implementation DSP mode, except effectively tackling the above-mentioned all problems, the distinguishing feature of its system design is to adopt the combination of software pattern of the program package of different digital signal processing algorithm, problem such as design iterations when this structure is convenient to tackle many covers research and development of different technologies standard and system upgrade certainly.And the total system of this structure is researched and developed and production has only development cost and maintenance cost, so be easy to tackle cruel price competition.
This in addition structure Design is to take advantage of a situation by some newest fruits of CPU and operating system in recent years, as hyperthread, super buffer memory, shrunk type data type, the saturation type compute mode of expansion, extended instruction set close, the I/O disposal ability of in good time processing (RTOS) ability of VLIW operation and Vector Processing, novel compiler and extended function storehouse, operating system and interaction capabilities, reinforcement etc.And these achievements for hardware be main structure the multimedia hub mobile phone in a sense, be unnecessary substantially.In fact this tactic pattern is to be prerequisite with the multimedia technology thinking of development of supporting Intel and Microsoft, more is conceived to CPU and operating system development in future and product certainly and popularizes.Expectation is taken advantage of a situation and is utilized these future development achievements, also is the important consideration of this structure future development.
The utility model content
The purpose of this utility model is: a kind of high reliability and maintainability are provided, have parameter advantages such as volume, weight, power consumption, heat radiation, have system design advantages such as interruption, address, have the research and development advantage of flexible reply different technologies standard and upgrading, and take into account the single CPU of high-performance of following CPU, operating system and multimedia technology advantages for development and the multimedia hub mobile phone of software implementation DSP mode.
The purpose of this utility model is achieved in that the multimedia hub mobile phone of a kind of single CPU and software implementation DSP mode, comprise Radio frequency Processing Unit, RF Processing Unit (A), radio frequency and network interface (B), high-performance CPU (C), run memory combination (D), (GSM or CDMA) software implementation Digital Signal Processing (Soft-DSP) collection of programs memory (E), peripheral hardware and multimedia interface (F), coder (G), electrophone (H), keyboard (I) also comprises optionally connected software implementation Multimedia Program set memory (J) of going into, ultra micro hard disk (K), video camera (L) and voice input device (M).Wherein Radio frequency Processing Unit, RF Processing Unit (A) is connected with radio frequency and network interface (B), radio frequency and network interface (B), high-performance CPU (C), run memory combination (D), (GSM or CDMA) software implementation Digital Signal Processing (Soft-DSP) collection of programs memory (E), peripheral hardware and multimedia interface (F), software implementation Multimedia Program set memory (J) is connected with high-speed bus respectively, peripheral hardware and multimedia interface (F) respectively with coder (G), keyboard (I), ultra micro hard disk (K), video camera (L) is connected with voice input device (M), and coder (G) electrophone (H) connects.
---software implementation Digital Signal Processing (Soft-DSP) the collection of programs memory of described GSM standard is by to demodulation, equilibrium, channel separation, deinterleaving, channel-decoding, and to channel-decoding, interweave, collection of programs that Digital Signal Processing functions such as encryption, tdma frame form, modulation realize with software mode respectively, deposit a high speed read-only memory in and constitute.
---software implementation Digital Signal Processing (Soft-DSP) the collection of programs memory of described CDMA standard be by to data adjusting, convolutional encoding, interweave, spread spectrum, the digital filtering of posting a letter, and merges receiving digital filtering, signal, deinterleave, Digital Signal Processing functions such as Viterbi decoding, data check are respectively with the collection of programs of software mode realization, deposit a high speed read-only memory in and constitute.
---described high-performance CPU is the CPU formation that do as one likes can surmount or be equivalent at least PXA800F (Intel).
---in the described run memory combination, there is the operating system that a performance surmounts or be equivalent at least Windows XP (Microsoft).
Core main points of the present utility model are with software implementation DSP and idea of Software Radio, with the Digital Signal Processing function in the GSM mobile handset structure, as demodulation, equilibrium, channel separation, deinterleaving, channel-decoding and to chnnel coding, interweave, encryption, tdma frame form, modulation etc., with with the Digital Signal Processing function in the CDMA handset structure, as data adjusting, convolutional encoding, interweave, spread spectrum, post a letter digital filtering and receive that digital filtering, signal merge, deinterleave, Viterbi decoding, data check etc. realize with software.The environmental basis of this software processes is some newest fruits of CPU and operating system in recent years, as hyperthread, super buffer memory, shrunk type data type, the saturation type compute mode of expansion, extended instruction set close, the I/O disposal ability of in good time processing (RTOS) ability of VLIW operation and Vector Processing, novel compiler and extended function storehouse, operating system and interaction capabilities, reinforcement etc.
By CPU (as PXA800F) and operating system (as Windows XP) that performance is superpower of selecting for use a performance to surmount, and the processing structure of employing software implementation DSP, can realize complicated communication, PC and multimedia function (as HDTV, DVD, MP3 etc.).And the multimedia hub mobile phone of this kind structure is owing to reduced being connected of hardware and hardware, so have higher reliability and maintainability, be convenient to system design problems such as handling interrupt, address, and have superiority at aspect of performances such as volume, weight, power consumption, the heat radiation also utmost point.Design iterations when the more important thing is the many covers research and development of being convenient to tackle the different technologies standard and system upgrade.And the multimedia hub mobile phone of this structure has only R﹠D costs and maintenance cost, is easy to tackle cruel price competition.
The multimedia hub mobile phone of this structure is in that the initial stage possible price to occur higher, but the rule of development according to the IT industry, along with the development of CPU that is adopted and operating system, universal and price reduction, the high-end product at initial stage was bound to become mass product after three, five years.
Description of drawings:
Accompanying drawing 1 is system global structure figure of the present utility model;
Accompanying drawing 2 is a GSM mobile handset structure chart of the present utility model;
Accompanying drawing 3 is CDMA handset structure figure of the present utility model;
Embodiment
1. select a kind of P/C than appropriate C PU, as PXA800F (Intel).In order to allow a CPU realize functions such as the needed communication of the utility model, computer and multimedia simultaneously, the embedded computer chip that obvious conventional mobile phone is adopted can not meet the demands.In selection, should also be noted that some new technology trends of CPU producer, as CPU from now in the integrated design of function aspects such as communication, computer, cause CPU to have functions (as Intel) such as VOC and frequency synthesizer simultaneously, this will simplify the design of the multimedia hub mobile phone of GSM standard greatly.
2. select a kind ofly can satisfy function operations systems such as personal computer (PC), network, communication and multimedia simultaneously, as Windows XP.Certain this operating system is not the operating systems such as Symbain of conventional mobile phone.Answer the attention function investigation equally in selection, feature is the function and the respective function storehouse of compiler.The function in compiler and respective function storehouse is strong more, and the realization of corresponding software implementation DSP (DSP is a Digital Signal Processing) is just easy more.
3. by radio frequency and network interface (B), high-performance CPU (C), run memory combination (D) and the operating system that includes, peripheral hardware and multimedia interface (F) and high-speed bus just are built into a basic personal computer platform.
4. with the Digital Signal Processing function in the GSM mobile handset structure, as demodulation, equilibrium, channel separation, deinterleaving, channel-decoding and to chnnel coding, interweave, encryption, tdma frame form, modulation etc., with with the Digital Signal Processing function in the CDMA handset structure, as data adjusting, convolutional encoding, interweave, spread spectrum, post a letter digital filtering and receive that digital filtering, signal merge, deinterleave, Viterbi decoding, data check etc. realize with software.And under operating system, set up the corresponding control program of GSM and CDMA handset structure respectively.With two part combinations, and deposit a read-only memory in, just formed (GSM or CDMA) software implementation Digital Signal Processing (Soft-DSP) collection of programs memory (E).Here all programs are moved on above-mentioned personal computer platform.
5. Radio frequency Processing Unit, RF Processing Unit (A), personal computer platform (as described in 3), (GSM or CDMA) software implementation Digital Signal Processing (Soft-DSP) collection of programs memory (E), coder (G), electrophone (H) and keyboard (I) are coupled together, just formed the single CPU of basic structure and the multimedia hub mobile phone of software implementation DSP mode.
6. if enough strong of the function of the CPU of native system and operating system, optionally connectedly go into software implementation multimedia (HDTV, DVD, MP3 etc.) collection of programs memory (J), so just formed the multimedia hub mobile phone of a complete single CPU and software implementation DSP mode.
7., also can optionally insert ultra micro hard disk (K), video camera (L) and voice input device (M) if also have other demand.Certainly if needed, keyboard (I) also can become the light pen input.
The supplementary notes of embodiment
1. the utility model does not describe the operation principle of personal computer in detail.
2. the utility model does not describe the operation principle of GSM and CDMA mobile phone in detail.
3. development of internet technology can not satisfy the demands current multimedia handset and PDA etc. as online retrieval, video download, audio frequency download, network gaming etc., and this is one of reason of the present utility model.
4. it is higher that the multimedia handset of this single CPU and software implementation DSP mode may price at the beginning of occurring, but along with the development of technology such as CPU and operating system with popularize, be bound to become popular product.
Claims (5)
1. the multimedia hub mobile phone of single CPU and software implementation DSP mode, it is characterized in that: comprise Radio frequency Processing Unit, RF Processing Unit (A), radio frequency and network interface (B), high-performance CPU (C), run memory combination (D), (GSM or CDMA) software implementation Digital Signal Processing (Soft-DSP) collection of programs memory (E), peripheral hardware and multimedia interface (F), coder (G), electrophone (H), keyboard (I), also comprise optionally connected software implementation Multimedia Program set memory (J), ultra micro hard disk (K), video camera (L) and voice input device (M) of going into; Wherein Radio frequency Processing Unit, RF Processing Unit (A) is connected with radio frequency and network interface (B), radio frequency and network interface (B), high-performance CPU (C), run memory combination (D), (GSM or CDMA) software implementation Digital Signal Processing (Soft-DSP) collection of programs memory (E), peripheral hardware and multimedia interface (F), software implementation Multimedia Program set memory (J) is connected with high-speed bus respectively, peripheral hardware and multimedia interface (F) respectively with coder (G), keyboard (I), ultra micro hard disk (K), video camera (L) is connected with voice input device (M), and coder (G) electrophone (H) connects.
2. the multimedia hub mobile phone of single CPU according to claim 1 and software implementation DSP mode, it is characterized in that: software implementation Digital Signal Processing (Soft-DSP) the collection of programs memory of described GSM standard is by to demodulation, equilibrium, channel separation, deinterleaving, channel-decoding, and to channel-decoding, interweave, collection of programs that Digital Signal Processing functions such as encryption, tdma frame form, modulation realize with software mode respectively, deposit a high speed read-only memory in and constitute.
3. the multimedia hub mobile phone of single CPU according to claim 1 and software implementation DSP mode, it is characterized in that: software implementation Digital Signal Processing (Soft-DSP) the collection of programs memory of described CDMA standard be by to data adjusting, convolutional encoding, interweave, spread spectrum, the digital filtering of posting a letter, and merges receiving digital filtering, signal, deinterleave, Digital Signal Processing functions such as Viterbi decoding, data check are respectively with the collection of programs of software mode realization, deposit a high speed read-only memory in and constitute.
4. the multimedia hub mobile phone of single CPU according to claim 1 and software implementation DSP mode is characterized in that: described high-performance CPU is the CPU formation that do as one likes can surmount or be equivalent at least PXA800F (Intel).
5. the multimedia hub mobile phone of single CPU according to claim 1 and software implementation DSP mode, its feature with: in the combination of described run memory, have the operating system that a performance surmounts or be equivalent at least Windows XP (Microsoft).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201280026U CN2666064Y (en) | 2003-12-16 | 2003-12-16 | Single CPU and Soft-DSP type multimedia center mobile phone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201280026U CN2666064Y (en) | 2003-12-16 | 2003-12-16 | Single CPU and Soft-DSP type multimedia center mobile phone |
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| CN2666064Y true CN2666064Y (en) | 2004-12-22 |
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| CNU2003201280026U Expired - Lifetime CN2666064Y (en) | 2003-12-16 | 2003-12-16 | Single CPU and Soft-DSP type multimedia center mobile phone |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102860840A (en) * | 2012-10-10 | 2013-01-09 | 全渝娟 | Wireless sleeping respiration monitor |
| CN103371803A (en) * | 2012-04-25 | 2013-10-30 | 王秀昆 | Polysomnography system |
| CN104038399A (en) * | 2013-03-08 | 2014-09-10 | 成都艺创科技有限公司 | DSP-based bus adapter |
-
2003
- 2003-12-16 CN CNU2003201280026U patent/CN2666064Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103371803A (en) * | 2012-04-25 | 2013-10-30 | 王秀昆 | Polysomnography system |
| CN102860840A (en) * | 2012-10-10 | 2013-01-09 | 全渝娟 | Wireless sleeping respiration monitor |
| CN104038399A (en) * | 2013-03-08 | 2014-09-10 | 成都艺创科技有限公司 | DSP-based bus adapter |
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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: BEIJING XINANXIAN SOFTWARE SCIENCE & TECHNOLOGY C Free format text: FORMER OWNER: BAO DONGSHAN Effective date: 20080620 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080620 Address after: A, building 16, building 8, Tsinghua Science Park, No. 1, East Zhongguancun Road, Beijing, Haidian District, China, 100084 Patentee after: Beijing Nufront Software Technology Co., Ltd. Address before: Beijing City, Fengtai District No. 307 Zheng Chang Zhuang No. 1424, zip code: 100039 Patentee before: Bao Dongshan |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING NUFRONT MOBILE MULTIMEDIA TECHNOLOGY CO., Free format text: FORMER OWNER: BEIJING XINANXIAN SOFTWARE SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20121017 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121017 Address after: 100084 Beijing, Zhongguancun, East Road, No. 1, Tsinghua Science and Technology Park, building science and Technology Park, building No. 8, block A, floor 16 Patentee after: Beijing Nufront Mobile Multimedia Technology Co., Ltd. Address before: 100084 Beijing, Zhongguancun, East Road, No. 1, Tsinghua Science and Technology Park, building science and Technology Park, building No. 8, block A, floor 16 Patentee before: Beijing Nufront Software Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20131216 Granted publication date: 20041222 |