CN200980146Y - A mobile station for processing GSM and TD-SCDMA wireless standard signal - Google Patents
A mobile station for processing GSM and TD-SCDMA wireless standard signal Download PDFInfo
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- CN200980146Y CN200980146Y CN 200620133381 CN200620133381U CN200980146Y CN 200980146 Y CN200980146 Y CN 200980146Y CN 200620133381 CN200620133381 CN 200620133381 CN 200620133381 U CN200620133381 U CN 200620133381U CN 200980146 Y CN200980146 Y CN 200980146Y
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- scdma
- wireless standard
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- travelling carriage
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Abstract
The utility model relates to a mobile station for processing two different wireless signal standards as GSM and TD-SCDMA, comprising a mobile station and a base band chip BBC (1) used in wireless standard GSM/GPRS/EDGE/TD-SCDMA process signal composed of an application program processor AP, a modulation/demodulation subsystem ZSS and a coprocessor KP, wherein the program processor AP is electrically connected with the a subsystem ESS of the base band chip BBC, the subsystem ESS is electrically connected to the modulation/demodulation subsystem ZSS to be used in bidirectional signal exchange, and the coprocessor KP is electrically connected to the GSM/GPRS/EDGE/TD-SCDMA base band chip BBC to be used in bidirectional exchange of data signal DS and synchronous SYS and the one-way exchange of control signal STS. The utility model has the advantages that the utility model can reduce hardware cost significantly and effectively process different wireless standard signals, and the mobile station comprises an algorism for controlling the protocols used in the two wireless standards to realize multifunction in control area, improve signal processing efficiency and reduce cost.
Description
Technical field
The utility model relates to a kind of travelling carriage that is used to handle GSM and two kinds of different wireless signal standards of TD-SCDMA, belongs to mobile communication technology and makes the field.
Background technology
At present, in the middle of the mobile wireless technology, often need travelling carriage to handle two different mobile radio standards.First kind is to be used for supporting wireless standard GSM (Global Systems for Mobile communications), and GSM is a second generation wireless standard, is called as 2G (generation) standard.(replenish realization based on GSM (standard evolutions) enhancing data rate (technology), they are called as the 2.5G standard by expanding GPRS (GPRS) and EDGE in the development of GSM standard.And UMTS is a third generation wireless standard, is known as 3G standard.Second kind is 3G mobile radio standard TD-SCDMA wireless standard (TD SDMA access), and this is the mobile radio standard that aims at Asian countries's design.Therefore, except GSM standard, for travelling carriage, also need to support the design of TD-SCDMA standard at least.
Summary of the invention
Purpose of design: design and a kind ofly can either support GSM standard, can support the TD-SCDMA standard at least again, can efficiently handle two kinds of various criterions and the low travelling carriage of hardware costs simultaneously again.
Design: in order to realize above-mentioned purpose of design.The utility model is on the basis that does not change existing GSM and TD-SCDMA wireless standard, on the basis of existing travelling carriage, increase corresponding multipurpose device, each device wherein all is designed to handle two kinds of wireless standard signals, thereby reaches the manufacturing expense that reduces travelling carriage.In addition, the design of these multipurpose devices has realized that this travelling carriage supports two kinds of different radio standards and reliable signal processing effectively.
Multipurpose device described in the utility model: one is meant the element with channel code translator, the element with decoding device; Two are meant a designed system clock pulse generating apparatus and rate matchers and are used to handle the processing signals of two wireless standards, and in all cases, may be used to two kinds of wireless standards.
The utility model is set up applications processor A P on baseband chip, and purpose can minimize signalling channel.The wireless special algorithm that can generate two kinds of wireless standards is set on the GSM baseband chip, and this specific algorithm is realized by software program.
Be provided with one in the travelling carriage and comprise the TD-SCDMA processor that is electrically connected on the baseband chip.This TD-SCDMA processor is designed to be able to carry out the wireless special algorithm of one of these two kinds of wireless standards.In the low chip rate standard of the UTRA-TDD of TD-SCDMA wireless standard (UMTS land wireless access time division duplex), can under the situation that reduces required number of elements, handle TSM standard and the low chip rate standard of UTRA-TDD in the TD-SCDMA wireless standard to guarantee this travelling carriage.A TD-SCDMA processor is electrically connected on the baseband chip, can passes through wherein a kind of wireless special algorithm of two kinds of wireless standards of generation of this TD-SCDMA processor, for example: the TD-SCDMA wireless standard.Also can be by the agreement in the low chip wireless standard of the UTRA-TDD in this processor processing TD-SCDMA wireless standard.Its technical scheme: the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing, it comprises travelling carriage, and the baseband chip BBC (1) that is used for wireless standard GSM/GPRS/EDGE processing signals comprises an application processor AP (2), modulator-demodulator subsystem ZSS (6) and coprocessor KP (16); 1. described program processor AP (2) is electrically connected to the subsystem ESS (7) of baseband chip BBC; 2. described subsystem ESS (7) is electrically connected to modem subsystem ZSS (6) and is used for the two-way signaling exchange; 3. described coprocessor KP (16) is electrically connected on the GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC (1), is used for the two-way exchange of data-signal DS (15) and synchronizing signal SYS (14) and the one-way exchange of control signal STS (12).
The utility model advantage: the one, the hardware costs that can fall significantly and handle the different radio standard signal effectively; The 2nd because travelling carriage comprises the algorithm that is used for being controlled at the agreement that two kinds of wireless standards may use, realized the multipurpose of control area use and have more signal processing efficient height, cost is low.
Description of drawings
Fig. 1 is the block diagram of first kind of travelling carriage part-structure.
Embodiment
Embodiment 1: with reference to accompanying drawing 1.The travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing, it comprises travelling carriage, and the baseband chip BBC1 that is used for wireless standard GSM/GPRS/EDGE/TD-SCDMA processing signals comprises an application processor AP2, modulator-demodulator subsystem ZSS6 and coprocessor KP16; Described program processor AP2 is electrically connected to the subsystem ESS7 of baseband chip BBC; Described subsystem ESS7 is electrically connected to modem subsystem ZSS6 and is used for the two-way signaling exchange; Described coprocessor KP16 is electrically connected on the GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC1, is used for the two-way exchange of data-signal DS15 and synchronizing signal SYS14 and the one-way exchange of control signal STS12.Be installed among the subsystem ESS is a system clock pulse generating apparatus CGU8, a system time control device SZSE10 and a digital signal processor DSP 1 (9) that is used to control this protocol software.Described modem subsystem also is equipped with a code device KE4 and a channel code translator DE5.This digital signal processor DSP 1 (9) can be designed to a microprocessor.Channel code translator DE (5) and code device KE4 are used for the processing signals of TD-SCDMA and GSM/GPRS/EDGE/TD-SCDMA wireless standard.KE4 and DE5 are not installed among the TD-SCDMA coprocessor KP (16) and are mounted among the baseband chip BBC1.Baseband chip BBC1 is designed as a GSM/GPRS/EDGE+TD-SCDMA baseband chip, and therefore is considered to a combined chip that is designed for these two kinds of wireless standards.GSM/GPRS/EDGE+TD-SCDMA baseband chip BBC1 comprises subsystem ESS, and a digital signal processor DSP1 (9) is installed in the subsystem.The system time control device SZSE10 of the system time control of TD-SCDMA and GSM/GPRS/EDGE/TD-SCDMA is installed among the subsystem ESS7.GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC1 is electrically connected to an oscillator OSZ12 and is used for exchange control and clock signal.GSM/GPRS/EDGE baseband chip BBC also is electrically connected to a GSM/EDGE high-frequency chip HF1 (11) and HF2 (21) is used to exchange control signal and transmission and reception GSM/GPRS/EDGE/TD-SCDMA wireless standard signal.Coprocessor KP16 is designed to TD-SCDMA wireless standard processing signals and comprises a subsystem, a digital signal processor DSP3 (17) is installed in this subsystem and has TD-SCDMA hardware accelerator HB1 (18), time-controlling arrangement ZSE (19) and a clock pulse signal processing unit TS20.TD-SCDMA coprocessor KP16 is electrically connected to the transmission received signal that a TD-SCDMA high-frequency chip HF2 (21) is used to exchange control signal and TD-SCDMA wireless standard.This TD-SCDMA coprocessor KP16 has carried out the TD-SCDMA special algorithm.
1 pair of the utility model is further described below with reference to the accompanying drawings.
If relatively although the mode of their transmission information is different fully, still there be its consistency and similitude in gsm system and the TD-SCDMA system in the wireless standard.This overlapping (identical point) and similitude especially are present in following aspect: clock pulse signal generation, signal interpretation, rate matchers and coding or encryption device.The utility model uses hardware and software to handle the signal of these two kinds of wireless standards as much as possible, and use a shared hardware element to carry out channel decoding, use it for the above-mentioned device of channel decoding and be transformed into another communication standard by their parameters separately are set, simultaneously a physical code device or encryption device are used for GSM/GPRS/EDGE/TD-SCDMA signal encoding and TD-SCDMA signal encoding from a communication standard.
The baseband chip BBC that is used for wireless standard GSM/GPRS/EDGE/TD-SCDMA processing signals comprises an application processor AP.This application processor AP is electrically connected to first subsystem ESS of baseband chip BBC.Be installed among first subsystem ESS is a system clock pulse generating apparatus CGU, a system time control device SZSE and a digital signal processor DSP 1 that is used to control this protocol software.This digital signal processor DSP 1 can be designed as a microprocessor.
Subsystem ESS is electrically connected to a 2.5G modem subsystem ZSS and is used for the two-way signaling exchange.2.5G modem subsystem ZSS comprises a digital signal processor DSP2.This 2.5G modem subsystem is equipped with a code device KE and a channel code translator DE.GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC is electrically connected to an oscillator OSZ and is used for exchange control and clock signal.In addition, GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC also is electrically connected to a GSM/EDGE high-frequency chip HF1 and is used to exchange control signal and transmission and reception GSM/GPRS/EDGE/TD-SCDMA wireless standard signal.
Coprocessor KP, wherein this coprocessor KP is electrically connected to GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC and is used for the two-way exchange of data-signal DS and synchronizing signal SYS and the one-way exchange of control signal STS.This coprocessor KP is designed to TD-SCDMA wireless standard processing signals, and comprises a subsystem, and a digital signal processor DSP3 and the device that has TD-SCDMA hardware accelerator HB1 are installed in this subsystem.The subsystem of this TD-SCDMA coprocessor KP also comprises a TD-SCDMA time-controlling arrangement ZSE and a clock pulse signal processing unit TS.This TD-SCDMA coprocessor KP is electrically connected to the transmission received signal that a TD-SCDMA high-frequency chip HF2 is used to exchange control signal and TD-SCDMA wireless standard.
TD-SCDMA coprocessor KP is connected on the GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC.This TD-SCDMA coprocessor KP has carried out the TD-SCDMA special algorithm.According to the utility model, channel code translator DE and code device KE can be used for the processing signals of TD-SCDMA and GSM/GPRS/EDGE/TD-SCDMA wireless standard.Be in this purpose, said apparatus KE and DE are not installed among the TD-SCDMA coprocessor KP and are mounted among the baseband chip BBC.
Be installed in the processing signals that device DSP1, SZSE among the GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC and CGU are used to handle these two kinds of wireless standards.Dual use in particular for the channel code translator DE of the processing signals of TD-SCDMA wireless standard and GSM/GPRS/EDGE/TD-SCDMA wireless standard.
What need understand is: though the foregoing description is to the utility model detailed explanation of contrasting; but these explanations; just to simple declaration of the present utility model; rather than to restriction of the present utility model; any innovation and creation that do not exceed in the utility model connotation all fall in the protection range of the present utility model.
Claims (9)
1, a kind of travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing, it comprises travelling carriage, it is characterized in that: the baseband chip BBC (1) that is used for wireless standard GSM/GPRS/EDGE processing signals comprises an application processor AP (2), modulator-demodulator subsystem ZSS (6) and coprocessor KP (16); 1. described application processor AP (2) is electrically connected to the subsystem ESS (7) of baseband chip BBC; 2. described subsystem ESS (7) is electrically connected to modem subsystem ZSS (6); 3. described coprocessor KP (16) is electrically connected on the GSM/GPRS/EDGE/TD-SCDMA baseband chip BBC (1).
2, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1 is characterized in that: being installed among the subsystem ESS (7) is a system clock pulse generating apparatus CGU (8), a system time control device SZSE (10) and a digital signal processor DSP1 (9).
3, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1, it is characterized in that: described modem subsystem also is equipped with a code device KE (4) and a channel code translator DE (5).
4, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1, it is characterized in that: this digital signal processor DSP 1 (9) is designed to a microprocessor.
5, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1, it is characterized in that: KE (4) and DE (5) are installed among the baseband chip BBC (1).
6, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1, it is characterized in that: GSM/GPRS/EDGE baseband chip BBC (1) is electrically connected to an oscillator OSZ (12).
7, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1, it is characterized in that: GSM/GPRS/EDGE baseband chip BBC is electrically connected to a GSM/EDGE/TD-SCDMA high-frequency chip HF1 (11) and HF2 (21).
8, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 1, it is characterized in that: coprocessor KP (16) comprises a subsystem, a digital signal processor DSP3 (17) is installed in this subsystem and has TD-SCDMA hardware accelerator HB1 (18), time-controlling arrangement ZSE (19) and a clock pulse signal processing unit TS (20).
9, the travelling carriage that is used for GSM and TD-SCDMA wireless standard signal processing according to claim 8, it is characterized in that: TD-SCDMA coprocessor KP (16) is electrically connected to a TD-SCDMA high-frequency chip HF2 (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620133381 CN200980146Y (en) | 2006-10-10 | 2006-10-10 | A mobile station for processing GSM and TD-SCDMA wireless standard signal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620133381 CN200980146Y (en) | 2006-10-10 | 2006-10-10 | A mobile station for processing GSM and TD-SCDMA wireless standard signal |
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| Publication Number | Publication Date |
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| CN200980146Y true CN200980146Y (en) | 2007-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200620133381 Expired - Fee Related CN200980146Y (en) | 2006-10-10 | 2006-10-10 | A mobile station for processing GSM and TD-SCDMA wireless standard signal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111316609A (en) * | 2017-09-11 | 2020-06-19 | 株式会社Ntt都科摩 | User terminal and wireless communication method |
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2006
- 2006-10-10 CN CN 200620133381 patent/CN200980146Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111316609A (en) * | 2017-09-11 | 2020-06-19 | 株式会社Ntt都科摩 | User terminal and wireless communication method |
| CN111316609B (en) * | 2017-09-11 | 2023-10-20 | 株式会社Ntt都科摩 | Terminal, base station, system and wireless communication method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 Termination date: 20091110 |