CN1825968A - Receiving and transmitting method for digital mobile broadcasting TV and terminal therefor - Google Patents

Abstract

This invention relates to a digital mobile broadcast TV including a digital multimedia broadcast or a receiving and transmitting method used in ground digital video broadcast of handheld devices and DMB or DVB-H terminal used by this method, in which, the receiving includes: receiving DMB or DVB-H signals and transferring them into information data signals containing mobile video flow media, DAB sound frame, service information and quick information channels or IP data packets containing video flow, audio flow, or other data objects, the transferring step includes: converting various information data signals of mobile video flow media, DAB sound frame and service information and the quick information channels or IP data packets containing video flow, audio flow or other data objects to a format suitable of being transmitted to peripheral equipments to be transmitted to them. DMB or DVB-H terminal includes independent power, receiving sub-modules and communication sub-modules of 2.4 GHz blue tooth sub-modules transforming various information data in terms of the blue tooth standard and transmitting them via radio devices.

Description

The reception of digital mobile broadcasting TV and the method for transmission and employed terminal

Technical field

The present invention relates to a kind of signal and receive and the tranmission techniques field, particularly be used to receive DMB (DMB) signal or DVB-H (digital video broadcast-terrestrial that is used for handheld device) signal and decoding output video/audio frequency/multi-medium data business datum or comprise video content or/and the method for the reception of the digital mobile broadcasting TV of the IP packet of other service content and transmission and employed terminal.This terminal can be used the existing multiple communication technology, uses the equipment of bluetooth or Wi-Fi to communicate as bluetooth or the Wi-Fi communication technology and other.

Background technology

DMB (DMB) grows up from digital audio broadcasting (DAB), adopt the technology that is different from amplitude modulation, FM broadcasting fully, has outstanding mobile receiving ability and high-quality sound (CD quality), and can realize that multimedia receives numerical data as video and character, can encrypt, transmitting power is little, area coverage is big, the availability of frequency spectrum is high, very strong ability anti-interference and that receive is arranged under adverse circumstances, and can utilize satellite to increase substantially the advantages such as coverage rate of broadcasting.Compare with DAB, DMB is to emphasize to comprise video but not the various multimedia services of audio broadcasting.

The DMB system is made up of emission system and receiver two parts.In emission system, the mobile video Streaming Media (can be MPEG2-TS form, WMV form, RM form or extended formatting) that constitutes the DMB Video service all passes through energy dissipation scrambler (Energy dispersal scrambler) at the stream mode channel of numeral and pack mode data, DAB voiced frame and information on services, FEC encodes and the space interweaves, and the back is multiplexing by multiplexer, forms main service channel (MSC); Main service channel and the snap information channel (FCI) that comprises information on services (SI), snap information data channel (FIDC) and multiplexing configuration information (MCI) pass through the transmit frame multiplexer multiplexing after, carry out the OFDM modulation with synchronization channel signal, send into radio frequency part and carry out carrier modulation and emission.System's receiving unit then is the inverse process of radiating portion.Receiver at first by the tuning high-frequency signal that enters from antenna of tuner, filters useless portions of the spectrum, and to being down-converted to the intermediate-freuqncy signal frequency range that OFDM can receive; OFDM base band demodulator receiving intermediate frequency signal, after carrying out the A/D conversion, obtain digital signal, digital signal is through the I/Q conversion, obtain the signal of two-way quadrature, this signal by channel synchronization and channel equalization after, send into ofdm demodulator and carry out base band demodulating, then by demodulation multiplexer go forward side by side line time deinterleaving and frequency deinterleaving, separate FEC sign indicating number and descrambling (separating energy dissipation), obtain mobile video Streaming Media, DAB voiced frame and information on services and the various information of snap information channel (FCI) channel.

Equally, DVB-H is that DVB (digital video broadcasting) is organized as by the received terrestrial digital broadcasting network and carries to the portable/handheld terminal

The transmission standard that supplies multimedia service to formulate, on DVB-T (ground system of digital television broadcast) transmission system basis, DVB-T uses and has increased certain additional function and improvement technology, comprise by isochronous surface and reduce power consumption, by using MPE-FEC to strengthen robustness and error correction energy, use IP (Internet Protocol) agreement to come broadcast sounds, picture and other data, make the reception broadcast television signal that portable equipment such as mobile phone can be stable.At the transmission mpeg 2 transport stream, on characteristics such as ofdm modulation signal, DVB-H is as DVB-T.By the DVB-H system, except the broadcasting of video flowing and audio stream, can also transmit file.

The DVB-H system is made up of emission system and receiver two parts.In emission system, the video stream media that constitutes the DVB Video service at first is packaged as the IP packet, encapsulate according to multi-protocols encapsulation (MPE) then, through forward error correction coding (FEC), carry out time slicing (time-slicing) then, form transport stream with other information on services, and may with other MPEG2-TS transport stream by multiplexer multiplexing after, pass through the energy dissipation disturbance and meet and interweave, carry out the OFDM modulation at last, send into radio frequency part and carry out carrier modulation and emission.System's receiving unit then is the inverse process of radiating portion.Receiver at first by the tuning high-frequency signal that enters from antenna of tuner, filters useless portions of the spectrum, and to being down-converted to the intermediate-freuqncy signal frequency range that OFDM can receive; OFDM base band demodulator receiving intermediate frequency signal, after carrying out the A/D conversion, obtain digital signal, digital signal is through the I/Q conversion, obtain the signal of two-way quadrature, this signal by channel synchronization and channel equalization after, send into ofdm demodulator and carry out base band demodulating, meet deinterleaving then, descrambling (separating energy dissipation) also passes through demodulation multiplexer, obtain transport stream, go wrapper (IP-Decapsulator) to select the time slice of decoding expectation by IP then, carry out error correction and conciliate the MPE bag, obtain comprising the IP packet of video flowing or audio stream or other data objects at last.

The English Bluetooth by name of bluetooth is the short distance wireless communication technology standard (IEEE802.15), is operated in the 2.4GHz frequency band, and bandwidth is 1Mb/s.The wave band of Bluetooth technology is operated in not to be needed (frequency takies) licence (2.402 to 2.4835GHz), short distance is by the harmless voice and data of wireless connections transmission.The Bluetooth protocol that the formal standard of bluetooth that bluetooth special interests (SIG) are announced is 1.2 editions is supported the speed of 1 megabyte per second and 10 meters transmission range, but the data head of bluetooth data packets has taken a constant volume, so actual transfer rate has only 723 kilobytes per seconds.In November, 2004 is by bluetooth 2.0 transmission rate of 3 megabyte per seconds in theory of permission, and the straight line coverage can reach 250 meters, can be used in the occasion that big data throughout needs, such as the files in stream media of transmission CD Quality, digital photo and laser printing etc.On the market a large amount of support bluetooth 1.2 products under the contract are arranged now, such as PDA, mobile phone, computer, wireless headset, on-vehicle hands-free device etc., wherein mobile phone is used at most.Support that the first unit of this 2.0 agreement has appeared on the market in December, 2005, comprise being applied on the mobile phone.

The Wi-Fi technology is represented " Wireless Fidelity ", refers to the IEEE802.11b subclass of 802.11 standards.In September, 1999, Institute of Electrical and Electronics Engineers (IEEE) has ratified IEEE 802.11b standard, and this standard is also referred to as Wi-Fi.IEEE 802.11b is defined in physical layer and media interviews control (MAC) sublayer that shared wireless lan (wlan) communicates.In physical layer, IEEE 802.11b adopts the wireless frequency of 2.45GHz, and maximum bit rate reaches 11Mbps, and transmission range can reach 100 meters and use direct sequence spread spectrum (DSSS) transmission technology.IEEE 802.11 has defined two kinds of operating modes: special (Ad hoc) pattern and basis (Infrastructure) pattern.Under Ad hoc pattern (being also referred to as ad hoc mode), wireless client is intercommunication (not using wireless aps) mutually directly.Use two or more wireless clients of Ad hoc pattern communication just formed an independent based services set (Independent Basic Service Set, IBSS).Ad hoc pattern is used for when not providing wireless aps connecting wireless client, therefore supports can directly connect communication by Ad hoc between the product of Wi-Fi.On the market a large amount of products that comprises the Wi-Fi technology being arranged now, mainly is PDA, notebook computer and part mobile phone.

At present, the network of support mobile TV has comprised DMB (DMB) and has been used for the digital video broadcast-terrestrial (DVB-H) of handheld device that DMB comprises satellite broadcasting and terrestrial broadcasting two classes again.Mobile phone or other handheld devices supporting the DMB net or be used for the digital video broadcast-terrestrial of handheld device generally have two kinds of implementation methods, the one, the DMB receiver module of circumscribed or DVB-H receiver module, utilize SDIO interface, CF card, be directly connected to PDA or mobile phone or other handheld devices; Another application is directly DMB receiver module or DVB-H receiver module to be integrated in mobile phone or other handheld devices.

Needed reception, DMB receiver module tuning and demodulation are known, and the data passes that demodulates is used for further other cell processing in system for an interface.The for example driver and the multimedia application of integrated receiver module in the software systems of mobile phone or other handheld devices, mobile video Streaming Media, DAB voiced frame and the information on services that DMB is received and the various information translation of snap information channel (FCI) the channel form that can directly use for the user.

Equally, needed reception, DVB-H receiver module tuning and demodulation are known, and the IP data packet delivery that demodulates is used for further other cell processing in system for an interface.The for example driver and the video application of integrated receiver module in the software systems of mobile phone or other handheld devices, the IP packet that comprises video flowing or audio stream or other data objects that DVB-H is received is converted to the form that the user can directly use.

Yet mobile phone or these two kinds of solutions of other handheld devices of supporting the DMB net at present or being used for the digital video broadcast-terrestrial of handheld device all have several common technical disadvantages.The first, being affected easily of received signal.When environment for use was in building, the signal of reception may be poor, if adopt bigger antenna, to handheld device particularly the use of mobile phone make troubles.The second, the power consumption of handheld device increases a lot.In handheld device especially mobile phone, power saving is a most important problem always, power consumption as existing DMB receiver module or DVB-H receiver module is all bigger, and (as the DMB receiver module is 70 ~ 100mW, DVB-H is that total power consumption with antenna, TV tuner and OFDM decoding circuit etc. is controlled in the 100mW in the target in the power consumption), reduced handheld device battery service time of mobile phone especially.The 3rd, design under the constant situation at other, increase DMB receiver module or DVB-H receiver module, concerning directly DMB or DVB-H receiver module being integrated into the mobile phone or other handheld device products in the equipment, the size of product can increase, concerning using SDIO or CF interface DMB receiver module product, because existing DMB receiver module or DVB-H receiver module are enough not little, thereby the normal profile that exceeds mobile phone or handheld device product, both of these case all is a unfavorable factor for the hand-held product of paying attention to product size especially mobile phone.

In addition, for the user that mobile phone or handheld device are arranged, its product must have SDIO, CF or other interfaces or must be replaced by the product of integrated this interface or be replaced by the new product of integrated DMB receiver module or DVB-H receiver module, can use DMB or be used for the service that the digital video broadcast-terrestrial system of handheld device provides.Promoting for digital multimedia broadcasting system or the digital video broadcast-terrestrial that is used for handheld device like this is adverse factors.Also increased consumer's burden.

In sum, press on the market and a kind ofly can improve received signal, power consumption and dimensional problem, and make full use of the scheme that the existing mobile phone of user or other handheld devices can upgrade to the product of the digital video broadcast-terrestrial service of supporting receiving digital multimedia broadcastinging or being used for handheld device flexibly.

Summary of the invention

The objective of the invention is to provide in these cases a kind of simpler connection DMB receiver module or DVB-H receiver module to mobile phone or other hand-hold electronic equipments DMB or be used for the reception of digital video broadcast-terrestrial of handheld device and the method and the employed terminal of transmission, this method and employed terminal can be under the situations that does not increase product size, mobile phone or other hand-hold electronic equipments of existing relatively connection DMB receiver module or DVB-H receiver module, better solve the power consumption problem and better received signal is provided under many circumstances.

As the reception of the DMB of first aspect present invention and the method for transmission, it is characterized in that, comprising:

Receiving step, this step receive the DMB signal and change these signals becomes the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel;

Transfer step is converted to the various information data signals of presenting that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel and is suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

As the reception of the digital video broadcast-terrestrial that is used for handheld device of second aspect present invention and the method for transmission, it is characterized in that, comprising:

Receiving step, this step receive the DVB-H signal and change these signals becomes the IP packet that comprises video flowing or audio stream or other data objects;

Transfer step is converted to the IP packet of presenting that comprises video flowing or audio stream or other data objects and is suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

In receiving step described in the method for above-mentioned reception and transmission and described transfer step is to have in the terminal of an independent current source one to finish.

In the described transfer step of the method for above-mentioned reception and transmission, can adopt wired or wireless mode to transmit.Described wireless transmissioning mode comprises blue teeth wireless load mode or Wi-Fi wireless transmissioning mode.

As a kind of terminal of third aspect present invention, be the DMB terminal that is used to realize above-mentioned DMB receiving step and transfer step, it is characterized in that this DMB terminal has a power supply and comprising independently:

Receive submodule, this reception submodule will receive the DMB signal and change these signals becomes the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel;

The communicator module, the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that this communicator module is presented receiver module are converted to and are suitable for being transferred to a kind of form of external equipment and being sent to external equipment;

Housing, this housing are used for taking up described reception submodule and communicator module and power supply, and wherein power supply is described reception submodule and described communicator module for power supply.

In the DMB of said structure terminal, also comprise a microprocessor, described microprocessor is connected with the communicator module with the reception submodule, the operating state that receives submodule and communicator module is provided with, receives the various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that submodule is sent; And encode even compress to the communicator module these data passes.

In the DMB of said structure terminal, described reception submodule comprise one be used to receive the DMB signal and or L-Band signal and the radio circuit of changing these signals and become the receivable intermediate-freuqncy signal of baseband circuit receive the baseband circuit part that tuning part and receives these intermediate-freuqncy signals and is converted into the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel.

In the reception submodule of the DMB of said structure terminal, the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that described baseband circuit partly is converted into can send by the radio circuit of communicator module.

In the reception submodule of the DMB of said structure terminal, described radio circuit receives tuning part and connects an antenna, as receiving the DMB signal.

In the DMB of said structure terminal, described communicator module comprises that one is used for receiving the radio circuit part comprise control or configuration data signals and to transmit the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel, with one with the radio circuit part two-way be connected and can according to transmission of certain format standard and received signal the base band part of leading the way.

As the another kind of terminal of fourth aspect present invention, be to be used to realize the receiving step of the above-mentioned digital video broadcast-terrestrial that is used for handheld device and the DVB-H terminal of transfer step, it is characterized in that this DVB-H terminal has a power supply and comprising independently:

Receive submodule, this reception submodule will receive the DVB-H signal and change these signals becomes the IP packet that comprises video flowing or audio stream or other data objects;

Communicator module, the IP packet that comprises video flowing or audio stream or other data objects that this communicator module is presented receiver module are converted to and are suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

Housing, this housing are used for taking up described reception submodule and communicator module and power supply, and wherein power supply is described reception submodule and described communicator module for power supply.

In the DVB-H of said structure terminal, also comprise a microprocessor, described microprocessor is connected with the communicator module with the reception submodule, the operating state that receives submodule and communicator module is provided with, receives the IP packet that comprises video flowing or audio stream or other data objects that submodule is sent; And encode even compress to the communicator module these data passes.

In the DVB-H of said structure terminal, described reception submodule comprise one be used to receive VHF (174 ~ 230Mhz) or UHF (470 ~ 838Mhz) DVB-H signal and the radio circuit of changing these signals and become the receivable intermediate-freuqncy signal of baseband circuit receive the baseband circuit part that tuning part and receives these intermediate-freuqncy signals and is converted into the IP packet that comprises video flowing or audio stream or other data objects.

In the reception submodule of the DVB-H of said structure terminal, the IP packet that comprises video flowing or audio stream or other data objects that described baseband circuit partly is converted into can send by the radio circuit of communicator module.

In the reception submodule of the DVB-H of said structure terminal, described radio circuit receives tuning part and connects an antenna, as receiving the DVB-H signal.

In the DVB-H of said structure terminal, described communicator module comprises that one is used to receive the radio circuit part that comprises control or configuration data signals and transmit the IP packet comprise video flowing or audio stream or other data objects, with one with the radio circuit part two-way be connected and can according to transmission of certain format standard and received signal the base band part of leading the way.

In the DMB of said structure terminal or DVB-H terminal, comprise a power management module in the described power supply, described power management module is connected with battery, reception submodule, communicator module and microprocessor, power management module receives electric energy by battery, and is converted into reception submodule, communicator module and the needed different operating voltage of microprocessor.

In the power management module of said structure, can also connect a battery status indicator light.Power management module is detected battery capacity simultaneously, when the too low deficiency of battery capacity so that system's operate as normal time control battery status indicator light is an alarm condition, with the reminding user to replace battery.

In the DMB of said structure terminal or DVB-H terminal, described communicator module can adopt wired or wireless mode to transmit signals to external equipment.

In the DMB of said structure terminal or DVB-H terminal, the information data of described reception submodule processing gained can be connected with external circuit by microprocessor presents to external equipment.

Described microprocessor comprises the interface circuit of realizing communicator module and external equipment transmitted in both directions.

In the DMB of said structure terminal or DVB-H terminal, be provided with the sleeping/waking pattern in the described microprocessor, when microprocessor is in resting state, described reception submodule and communicator module are in power down mode, and simultaneously but microprocessor self also enters power saving state that again can the receiving belt wake-up signal; When microprocessor received wake-up signal, microprocessor at first self-recovery was provided with then and receives submodule and communicator module and power management module to operating state to operating state.

In the DMB of said structure terminal or DVB-H terminal, the dormancy of described microprocessor and wake-up states are connected sleeping/waking state switch on the microprocessor by one and open realization.The user can notify microprocessor to enter dormancy or wake-up states by diverter switch.

In the DMB of said structure terminal or DVB-H terminal, described microprocessor has also connected one and has received submodule status indicator lamp and a communicator module status indicator light.When receiving submodule in operate as normal, microprocessor is provided with and receives the submodule status indicator lamp is bright, when the reception submodule is in power down mode, microprocessor is provided with and receives the submodule status indicator lamp for dark, when receiving submodule in operating state normally, microprocessor is provided with and receives the submodule status indicator lamp for glimmering.Similarly, when communicator module during respectively in normal operating conditions, power down mode or abnormal operating state, it is bright, dark or flicker that microprocessor is provided with communicator module status indicator light respectively.

In the DMB of said structure terminal or DVB-H terminal, described microprocessor also comprises a memory, and microprocessor is kept at the user in the memory to the data that receive the submodule setting.Like this, after the user disconnected the communicator module and the external equipment of corresponding communication connects, microprocessor was given tacit consent to the configuration data of use preservation last time during again connection.

In the communicator module of said structure, described base band is led the way part can be to signal encoding and the decoding that sends and accept.

In the communicator module of said structure, described radio circuit partly connects an antenna, as the signal that receives and send certain format.

In the DMB terminal or DVB-H terminal of said structure, described communicator module comprises bluetooth (Bluetooth) submodule or comprises the Wi-Fi submodule.

In the communicator module of said structure, described bluetooth submodule or Wi-Fi submodule bluetooth submodule or Wi-Fi submodule for the signal according to described bluetooth standard or Wi-Fi standard code is received the decode.

When communicator module during for bluetooth submodule that the signal according to described bluetooth standard or Wi-Fi standard code is received the decode or Wi-Fi submodule, described microprocessor is responsible for reading the opposing party that bluetooth submodule or Wi-Fi submodule receive Bluetooth communication or Wi-Fi communication and is transmitted control or the configuration data that comes and be converted into and receive the form that submodule can be discerned, and presents to receiving submodule to be configured or to control again.

Owing to adopted design as above, the present invention allows to use DMB receiving terminal or DVB-H terminal together with those external equipments with the corresponding communication interface that is used for described form.Like this, have the external equipment of corresponding communication interface, mobile phone for example, the change of it goes without doing any hardware just can be used DMB or be used for the service of the digital video broadcast-terrestrial of handheld device, does not also need original size is made any change.And because terminal of the present invention can be made the oneself battery or the product of power supply, making need not provide terminal required electric energy with the external equipment with corresponding communication interface of this terminal communication when receiving digital multimedia broadcastinging or the digital video broadcast-terrestrial that is used for handheld device are served.In addition, because the distance that described communicator module intercoms mutually is in 10 meters (as bluetooths 1.2) or 100 meters (as Wi-Fi) or 250 meters (as bluetooth 2.0), can will adopt terminal of the present invention be placed on to be easier to the place of the digital video broadcast-terrestrial signal that receives DMB or be used for handheld device, and then by the communicator module with digital multimedia data or comprise video flowing or the IP packet of audio stream or other data objects sends to the external equipment of corresponding communication interface.

Because the communicator module is bluetooth (Bluetooth) submodule or Wi-Fi submodule, by it, various information datas that comprise the mobile video Streaming Media that described rectification obtains or comprise video flowing or the IP packet of audio stream or other data objects can send according to bluetooth standard or Wi-Fi standard handovers and by wireless device.A kind of communicator module according to bluetooth standard (BT standard) or Wi-Fi standard is particularly advantageous in this respect, because had a large amount of hand-hold electronic equipments to comprise that mobile phone, handheld device and PDA have had the interface of bluetooth and/or Wi-Fi, and more and more equipments is becoming the equipment with blue tooth interface standard.

The communicator module can adopt and be designed to bluetooth submodule or Wi-Fi submodule that the signal according to described BT standard or Wi-Fi standard code is received the decode in addition, terminal of the present invention so not only can receive DMB signal or DVB-H signal but also can receive data from other external equipment, and in appropriate circumstances can be therefore Be Controlled correspondingly.

Reception submodule in the terminal of the present invention has radio circuit and receives tuning part and baseband circuit part, (BandIII (174 ~ 240Mhz) can be used to handle the DMB signal of reception, (VHF (174 ~ 230Mhz) for L-Band (1452 ~ 1492Mhz)) or DVB-H signal, UHF (470 ~ 838Mhz) and handle the BT signal or the Wi-Fi signal that will send at least one radio frequency, the communicator module has radio circuit part and baseband circuit part, can in order to the BT signal that handle to receive and send (2.402 ~ 2.4835GHz) or Wi-Fi signal (2.45GHz), can make terminal of the present invention especially microminiaturized.

In terminal of the present invention, one interface circuit is set, by it, various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that rectification obtains or comprise video flowing or the IP packet of audio stream or other data objects can be presented the equipment that is connected to an outer lead realize wired transmission.In addition interface circuit design is become the circuit transmission mode of data from external equipment to described submodule.Allow terminal of the present invention like this and do not have circuit transmission according to the data between the external equipment of the interface of bluetooth and Wi-Fi standard.

In terminal of the present invention, the microprocessor of use is provided with " dormancy " and " waking up " two kinds of patterns, at described dormancy its consumption micro-current in season, is operate as normal after waking up.Can make more power saving of terminal of the present invention like this.

In terminal of the present invention, accept submodule status indicator lamp, communicator module indicator light and battery status indicator light by being provided with, the luminance that available indicator light is different represents to receive the different operating state of submodule, communicator module and battery respectively.

In terminal of the present invention, by memory stores, can the dynamic memory user setting of last time, be convenient to the setting of last time of when next user uses automatic invoke user.

Description of drawings

Further describe the present invention below in conjunction with the drawings and specific embodiments, but technical scheme of the present invention is not limited to the description of following the drawings and specific embodiments.

Fig. 1 is the schematic diagram of the present invention in application aspect reception and the transmission DMB.

Fig. 2 is receiving and is transmitting a schematic diagram of using aspect the digital video broadcast-terrestrial that is used for handheld device for the present invention.

Fig. 3 is the schematic diagram of first embodiment of DMB terminal of the present invention.

Fig. 4 is the schematic diagram of second embodiment of DMB terminal of the present invention.

Fig. 5 is the hardware capability calcspar of a product embodiments of DMB terminal of the present invention.

Fig. 6 for DMB terminal of the present invention the DMB data communication flow process schematic diagram of a product embodiments.

Fig. 7 is the schematic diagram of first embodiment of DVB-H terminal of the present invention.

Fig. 8 is the schematic diagram of second embodiment of DVB-H terminal of the present invention.

Fig. 9 is the hardware capability calcspar of a product embodiments of DVB-H terminal of the present invention.

Figure 10 for DVB-H terminal of the present invention the DVB-H data communication flow process schematic diagram of a product embodiments.

Among the figure: 1 is the DMB terminal, 1a is the DVB-H terminal, 2 is the reception submodule of DMB terminal, 21 is the radio circuit reception tuning part of the reception submodule of DMB terminal, 22 is the baseband circuit part of the reception submodule of DMB terminal, 2a is the reception submodule of DVB-H terminal, 21a is that the radio circuit of the reception submodule of DVB-H terminal receives tuning part, 22a is the baseband circuit part of the reception submodule of DVB-H terminal, 3 is the communicator module of DMB terminal, 31 is the radio circuit part of the communicator module of DMB terminal, 32 is the baseband circuit part of the communicator module of DMB terminal, 3a is the communicator module of DVB-H terminal, 31a is the radio circuit part of the communicator module of DVB-H terminal, 32a is the baseband circuit part of the communicator module of DVB-H terminal, 4 is the antenna of the reception submodule reception of DMB terminal, 4a is the antenna that the reception submodule of DVB-H terminal receives, 5 is the communicator module reception of DMB terminal and the antenna of emission, 5a is the antenna that the communicator module of DVB-H terminal receives and launches, 6 is the microprocessor and the external interface circuit of DMB terminal, 61 is the outer lead connection of the interface circuit of DMB terminal, 6a is the microprocessor and the external interface circuit of DVB-H terminal, 61a is that the outer lead of the interface circuit of DVB-H terminal connects, 7 is the power supply circuits of DMB terminal, 71 is the battery of DMB terminal, 72 is the power management module of DMB terminal, 7a is the power supply circuits of DVB-H terminal, 71a is the battery of DVB-H terminal, 72a is the power management module of DVB-H terminal, 8 is the reception submodule of DMB terminal and the public submodule of communicator module, 81 is the radio circuit part of the public submodule of DMB terminal, 82 is the baseband circuit part of the public submodule of DMB terminal, 8a is the reception submodule of DVB-H terminal and the public submodule of communicator module, 81a is the radio circuit part of the public submodule of DVB-H terminal, 82a is the baseband circuit part of the public submodule of DVB-H terminal, 9 is the microprocessor of DMB terminal, 91 is the reception submodule status indicator lamp of DMB terminal, 92 is the communicator module status indicator light of DMB terminal, 93 is the battery status indicator light of DMB terminal, 9a is the microprocessor of DVB-H terminal, 91a is the reception submodule status indicator lamp of DVB-H terminal, 92a is the communicator module status indicator light of DVB-H terminal, 93a is the battery status indicator light of DVB-H terminal, 10 is the sleeping/waking state switch of DMB terminal, 10a is the sleeping/waking state switch of DVB-H terminal, 111 for having the notebook computer of Bluetooth function, 112 for having the PMP of Bluetooth function, 113 for having the PDA of Bluetooth function, 114 for having the smart mobile phone of Bluetooth function, 121 is the DMB transmitting station, 121a is the DVB-H transmitting station, 131 is the DMB modulation signal, 131a is the DVB-H modulation signal, 132 is the Bluetooth modulation signal, 221 video/audio/multimedia service datas for demodulation, 221a is the IP packet that comprises video/audio of demodulation, 222 is the state/control data of DMB terminal, and 222a is the state/control data of DVB-H terminal.

Embodiment

The schematic diagram that the reception of the DMB of the present invention that provides among Fig. 1 and the method for transmission are used.

The terminal 1 that DMB receives becomes the various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel from DMB transmitting station receiving digital multimedia broadcastinging modulation signal 131 and converting digital multimedia broadcasting modulation signal 131; To present then comprise mobile video Streaming Media, DAB voiced frame and information on services and the various information datas of snap information channel (FCI) channel be converted to Bluetooth modulation signal 132, communicate by letter with the notebook computer 111 that has Bluetooth function, the PMP112 that has Bluetooth function, the smart mobile phone 114 that has the PDA113 of Bluetooth function or have a Bluetooth function.

The various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel of presenting can certainly be converted to the Wi-Fi signal, communicate by letter with the notebook computer that has the Wi-Fi function, the PMP that has the Wi-Fi function, the smart mobile phone that has the PDA of Wi-Fi function or have a Wi-Fi function.

The present invention who provides among Fig. 2 is used for the schematic diagram that the method for the reception of digital video broadcast-terrestrial of handheld device and transmission is used.

The terminal 1a that DVB-H receives receives the digital video broadcast-terrestrial modulation signal 131a that is used for handheld device from the DVB-H transmitting station, as VHF (174 ~ 230Mhz) or UHF (470 ~ 838Mhz) DVB-H signal, and be converted into the IP packet that comprises video flowing or audio stream or other data objects; The IP packet that comprises video flowing or audio stream or other data objects that to present then is converted to Bluetooth modulation signal 132, communicates by letter with the notebook computer 111 that has Bluetooth function, the PMP112 that has Bluetooth function, the smart mobile phone 114 that has the PDA113 of Bluetooth function or have a Bluetooth function.

The IP packet of presenting that comprises video flowing or audio stream or other data objects can certainly be converted to the Wi-Fi signal, communicate by letter with the notebook computer that has the Wi-Fi function, the PMP that has the Wi-Fi function, the smart mobile phone that has the PDA of Wi-Fi function or have a Wi-Fi function.

Fig. 3 illustrates first embodiment of the terminal 1 that receives according to DMB of the present invention, reception submodule 2 and a communicator module 3 of the terminal 1 that receives comprising a DMB, and it is according to known bluetooth (BT) standard operation.Can certainly be according to known Wi-Fi standard operation.

During according to known bluetooth (BT) standard operation, the reception submodule 2 of the terminal 1 that DMB receives have one be used to receive the DMB signal (BandIII (174 ~ 240Mhz) and/or L-Band (1452 ~ 1492Mhz)) and the radio circuit of changing these signals and become baseband circuit part 22 receivable intermediate-freuqncy signals receive tuning part 21.These intermediate-freuqncy signals are converted into the various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel by a baseband circuit part 22 that is connected to radio circuit reception tuning part 21.This process is simply introduced in the background technology part.Become known for the various signal processing methods of this purpose, just further do not explained here.

The communicator module 3 of BT comprises a radio circuit part 31 that is used at bluetooth frequency band (BT frequency band) reception and transmission signals, it approximately 2400 and 2483.5Mhz between frequency range, the baseband circuit part 32 that also comprises a BT, it has one the two-way connection of radio circuit part 31 and the BT signal that will send and receive according to the BT standard baseband circuit part 32 by BT is encoded and decodes, and is compressed in case of necessity and decompress(ion).The signal processing method that is used for this purpose also is known, has not therefore just further explained here.

The radio circuit that receives submodule 2 receives tuning part 21 and is connected to an antenna 4.Antenna 4 is as the reception DMB signal of terminal 1.

The radio circuit part 31 of communicator module 3 is connected to an antenna 5.Antenna 5 is as receiving and send Bluetooth signal.

Two the baseband circuit parts 22,32 that receive submodule 2 and communicator module 3 are connected to a microprocessor and external interface circuit 6, this interface circuit 6 can design in microprocessor 9, receive submodule 2 and communicator module 3 swap data each other by its, as they can by an outside line connect 61 with external equipment (not shown) swap data.Receive submodule 2 and communicator module 3 and be designed to separate functional unit.

Therefore, the reception submodule 2 of the terminal 1 that receives by means of DMB, the DMB signal can be received, be converted into and comprise the mobile video Streaming Media, the various information datas of DAB voiced frame and information on services and snap information channel (FCI) channel, these information datas are fed to the communicator module 3 of BT then through microprocessor and external interface circuit 6, so that after the signal that is converted to according to the BT standard code, through antenna 5 these data (are for example sent to another equipment, a smart mobile phone, PDA etc.), this another equipment has and is used for interface that the BT code signal is received the decode.This equipment can further be handled the BT code signal that receives from it, obtain comprising the various information datas of mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel, give the form (image, sound, video or other information) that the application program that runs on this equipment can directly be used to be converted to the user then.

The information data of the signal processing of DMB on the other hand, gained can also be connected 61 by microprocessor and external interface circuit 6 and present to the equipment that does not have blue tooth interface (for example presenting to a PC by USB (USB)) with outside line.

But also might pass through antenna 5 and communicator module 3, receive the BT signal from other according to equipment of BT standard code, shown in the BT signal be switched to base band, decoded and be connected 61 with outside line by microprocessor and external interface circuit 6 and be fed to and connectedly be used to control and/or the equipment of data communication then.On the contrary, microprocessor and external interface circuit 6 also can be designed for from the external equipment to the submodule circuit transmission of 3 data.

The terminal 1 that DMB receives is connected to power supply circuits 7, and especially, power supply circuits 7 comprise demountable battery or non-removable rechargeable battery.

Fig. 4 illustrates second embodiment according to terminal 1 of the present invention, and wherein the reception submodule 2 of the separation shown in Fig. 1 and communicator module 3 are combined into a public submodule 8.

This public submodule 8 comprises a common radio-frequency circuit part 81 that is respectively applied for DMB signal and BT signal, with a public baseband circuit part 82, common radio-frequency circuit part 81 merges the function that radio circuit receives tuning part part 21 and radio circuit part 31, and public baseband circuit part 82 has merged according to the baseband circuit part 22 of Fig. 3 and 32 function.

In addition, also provide here as an antenna 4 and the antenna 5 shown in first embodiment, antenna 4 is as receiving the DMB signal, and antenna 5 is used for receiving and sending Bluetooth signal.Simultaneously, in a second embodiment, explain that as above a microprocessor and external interface circuit 6 are also arranged, be used for connecting 61 and be connected with the two-way of miscellaneous equipment by outside line.

At last, in a second embodiment, explain that as above the interface that is connected with power supply circuits 7 is also arranged.

The basic function of second embodiment and its range of application are basically the same as those in the first embodiment, and therefore, have not just explained at this.

The special advantage of second embodiment is that it can miniaturization to a very significant degree, causes further reducing manufacturing expense and enlarges range of application.

Fig. 5 illustrates the hardware capability calcspar of a product embodiments of the terminal 1 that adopts this DMB reception, wherein to receive tuning part 21 are circuit blocks independently to the radio circuit of the terminal 1 that receives of DMB, and the baseband circuit part 22 of the terminal 1 that DMB receives also is a circuit block independently.

Bluetooth communication submodule 3 has merged the radio circuit part 31 and the baseband circuit part 32 of bluetooth as circuit block independently.Antenna 4 is used to receive L-Band, and (1452 ~ 1492Mhz) DMB signal and the radio circuit that passes to the reception submodule 2 of the DMB that antenna 4 connects receive tuning part 21.Antenna 5 be used to receive and send 2400 and 2483.5Mhz between Bluetooth signal and pass to the Bluetooth communication submodule 3 that antenna 5 connects.

Microprocessor 9 has connected the baseband circuit part 22 and the Bluetooth communication submodule 3 of the reception submodule 2 of DMB, microprocessor 9 is responsible for being provided with the baseband circuit part 22 of reception submodule 2 of DMB and Bluetooth communication submodule 3 to the state that can work, receive the various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that DMB receives is sent, and encode even might compress to Bluetooth communication submodule 3 these data passes.On the contrary, when passing through antenna 5, when the opposing party that Bluetooth communication submodule 3 receives Bluetooth communication transmits the control that comes or configuration data, microprocessor 9 is responsible for reading these data and is converted into the form that the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that DMB receives can be discerned, and the baseband circuit part 22 that passes to the reception submodule 2 of the terminal 1 that DMB receives then is configured or controls.

Microprocessor 9 has connected sleeping/waking state switch 10 in addition, the state that the user can notify microprocessor 9 will enter dormancy or wake up by the state of sleeping/waking state switch 10.When microprocessor 9 receives the sleep signal of sleeping/waking state switch 10 notices, the radio circuit that the reception submodule 2 of the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that Bluetooth communication submodule 3, DMB receive, terminal 1 that DMB receives is set receives tuning part 21 and power management module 72 to power down mode, and but microprocessor 9 self also enters into power saving can receive the state of the wake-up signal of sleeping/waking status switch 10 again simultaneously; When microprocessor 9 receives the sleep signal of sleeping/waking state switch 10 notices, at first self-recovery is to operating state for microprocessor 9, and the radio circuit of reception submodule 2 that baseband circuit part 22, the DMB of the reception submodule 2 of the terminal 1 that Bluetooth communication submodule 3, DMB receive be set then receives tuning part 21 and power management module 72 to operating state.

Microprocessor 9 has connected reception submodule status indicator lamp (Light-Emitting Diode) 91 and the Bluetooth communication submodule status indicator lamp (Light-Emitting Diode) 92 of the terminal 1 of DMB reception in addition.When the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that receives as DMB and radio circuit receive tuning part 21 in operate as normal, the reception submodule status indicator lamp 91 that microprocessor 6 is provided with the terminal 1 of DMB reception is bright, when the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that receives as DMB and radio circuit receive tuning part 21 at power down mode, microcontroller 9 is provided with the reception submodule status indicator lamp 91 of DMB for dark, the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that receives as DMB and radio circuit receive tuning part 21 when operating state normally, and microprocessor 9 is provided with the reception submodule status indicator lamp 91 of the terminal 1 that DMB receives for glimmering.Similarly, when Bluetooth communication submodule 3 during respectively in normal operating conditions, power down mode or abnormal operating state, microprocessor 9 is provided with Bluetooth communication submodule status indicator lamp 92 respectively and is bright, dark or flicker.

At last, microprocessor 9 is kept at the data that the baseband circuit part 22 of the reception submodule 2 of the terminal 1 that user last time DMB is received is provided with in the microprocessor 9 inner memories that connect.Like this, disconnect the connection of Bluetooth communication submodule 3 and the bluetooth module of corresponding communication as the user after, microprocessor 9 is given tacit consent to the configuration data of use preservation last time during again connection.

Baseband circuit part 22 and radio circuit that power management module 72 has connected the reception submodule 2 of the terminal 1 that battery 71, Bluetooth communication submodule 3, DMB receive receive tuning part 21, microprocessor 6 and battery status indicator light (Light-Emitting Diode) 93.Power management module 72 receives electric energy by battery 71, and the baseband circuit part 22 and the radio circuit that transform out the reception submodule 2 of the terminal 1 that bluetooth submodule 3, DMB receive receive tuning part 21 and microprocessor 6 needed different operating voltages.Power management module 72 is detected the capacitance of storage of battery 71 simultaneously, and control battery status indicator light 93 is alarm condition when battery capacity is too low when being not enough to system's operate as normal, with reminding user to replace battery 71.

Fig. 6 illustrates the DMB data communication flow process schematic diagram of a product embodiments of the terminal 1 that adopts this DMB reception; The smart mobile phone 114 that comprises the product of DMB receiving terminal 1 and have a Bluetooth function communicates by Bluetooth signal, especially, for the communication process of DMB multi-medium data and DMB modules configured and control data is described, suppose that here smart mobile phone 114 has moved the form intelligent movable mobile phone of Microsoft (Windows Mobile Smartphone) operating system.

Comprise the mobile video Streaming Media, the various information datas 221 of DAB voiced frame and information on services and snap information channel (FCI) channel are read from the baseband circuit part 22 of the reception submodule 2 of the terminal 1 of DMB reception by the firmware in the microprocessor 9 (firmware), add and to give Bluetooth communication submodule 3 codings after the information meet bluetooth profile even compression is sent, bluetooth communication by smart mobile phone 114 receives, the bluetooth module driver that operates in smart mobile phone 114 will decode in addition decompress(ion) after data give operating system, operating system is given the bluetooth protocol repertory parser analysis with data passes, solve and comprise the mobile video Streaming Media, the various information datas of DAB voiced frame and information on services and snap information channel (FCI) channel, pass to the DMB application software again, be interpreted as video by the DMB application software, image, users such as sound directly can watch, the content of listening to.

The control data of the terminal 1 that DMB receives and the data that status data 222 has comprised both direction are promptly sent to the control of the terminal 1 that DMB receives and data are set by smart mobile phone 114, and the status data of being read by the terminal 1 that smart mobile phone 114 receives from DMB.Send to the control of DMB receiving terminal 1 and data are set by smart mobile phone 114, send to the interpolation of bluetooth protocol repertory software from the DMB application software and meet the information of bluetooth profile after give the bluetooth module driver by operating system, the control bluetooth communication sends.The information that the bluetooth communication of the terminal 1 that DMB receives receives is solved control and data is set by microprocessor 9 firmware, gives the baseband circuit part 22 of the reception submodule 2 of DMB.The status data of being read from the terminal 1 of DMB reception by smart mobile phone 114 passes to the DMB application software through the opposite flow direction, is not just explaining here.

Fig. 7 illustrates first embodiment of the terminal 1a that receives according to DVB-H of the present invention, and comprising reception submodule 2a and a communicator module 3a of a DVB-H receiving terminal 1a, it is according to known bluetooth (BT) standard operation.Can certainly be according to known Wi-Fi standard operation.

During according to known bluetooth (BT) standard operation, the reception submodule 2a of the terminal 1a that DVB-H receives have one be used to receive the DVB-H signal (VHF (174 ~ 230Mhz) and/or UHF (470 ~ 838Mhz) and the radio circuit of changing these signals and become the receivable intermediate-freuqncy signal of baseband circuit part 22a receive tuning part 21a.These intermediate-freuqncy signals are converted into the IP packet that comprises video flowing or audio stream or other data objects by a baseband circuit part 22a who is connected to radio circuit reception tuning part 21a.This process is simply introduced in the background technology part.Become known for the various signal processing methods of this purpose, just further do not explained here.

The communicator module 3a of BT comprises a radio circuit part 31a who is used at bluetooth frequency band (BT frequency band) reception and transmission signals, it approximately 2400 and 2483.5Mhz between frequency range, the baseband circuit part 32a that also comprises a BT, it has one the two-way connection of radio circuit part 31a and the BT signal that will send and receive according to the BT standard baseband circuit part 32a by BT is encoded and decodes, and is compressed in case of necessity and decompress(ion).The signal processing method that is used for this purpose also is known, has not therefore just further explained here.

The radio circuit that receives submodule 2a receives tuning part 21a and is connected to an antenna 4a.Antenna 4a is as the reception DVB-H signal of terminal 1a.

The radio circuit part 31a of communicator module 3a is connected to an antenna 5a.Antenna 5a is as receiving and send Bluetooth signal.

Two baseband circuit parts 22a, 32a receiving submodule 2a and communicator module 3a are connected to a microprocessor and external interface circuit 6a, receive submodule 2a and communicator module 3a swap data each other by it, can connect 61a and external equipment (not shown) swap data by an outside line as them.Receive submodule 2a and communicator module 3a and be designed to separate functional unit.

Therefore, the reception submodule 2a of the terminal 1a that receives by means of DVB-H, the DVB-H signal can be received, be converted into the IP packet that comprises video flowing or audio stream or other data objects, these IP packets are fed to the communicator module 3a of BT then through microprocessor and external interface circuit 6a, so that after the signal that is converted to according to the BT standard code, through antenna 5a these data (are for example sent to another equipment, a smart mobile phone, a PDA etc.), this another equipment has and is used for interface that the BT code signal is received the decode.This equipment can further be handled the BT code signal that receives from it, obtain comprising the IP packet of video flowing or audio stream or other data objects, give the form (image, sound, video or other information) that the application program that runs on this equipment can directly be used to be converted to the user then.

The IP packet of the signal processing of DVB-H on the other hand, gained can also be connected 61a with external interface circuit 6a by microprocessor and present to the equipment that does not have blue tooth interface (for example presenting to a PC by USB (USB)) with outside line.

But also might pass through antenna 5a and communicator module 3a, receive the BT signal from other according to equipment of BT standard code, shown in the BT signal be switched to base band, decoded and be connected 61a with outside line by microprocessor and external interface circuit 6a and be fed to and connectedly be used to control and/or the equipment of data communication then.On the contrary, microprocessor and external interface circuit 6a also can be designed for the circuit transmission of the data from external equipment to submodule 3a.

The terminal 1a that DVB-H receives is connected to power supply circuits 7a, and especially, power supply circuits 7a comprises demountable battery or non-removable rechargeable battery.

Fig. 8 illustrates second embodiment of the terminal 1a that receives according to DVB-H of the present utility model, and wherein the reception submodule 2a of the separation shown in Fig. 7 and communicator module 3a are combined into a public submodule 8a.

This public submodule 8a comprises a common radio-frequency circuit part 81a who is respectively applied for DVB-H signal and BT signal, with a public baseband circuit part 82a, common radio-frequency circuit part 81a merges the function that radio circuit receives tuning part part 21a and radio circuit part 31a, and public baseband circuit part 82a has merged according to the baseband circuit part 22a of Fig. 7 and the function of 32a.

In addition, also provide here as an antenna 4a and the antenna 5a shown in first embodiment, antenna 4a is as receiving the DVB-H signal, and antenna 5a is used for receiving and sending Bluetooth signal.Simultaneously, in a second embodiment, explain that as above a microprocessor and external interface circuit 6a are also arranged, be used for connecting 61a and be connected with the two-way of miscellaneous equipment by outside line.

At last, in a second embodiment, explain that as above the interface that is connected with power supply circuits 7a is also arranged.

The basic function of second embodiment and its range of application are basically the same as those in the first embodiment, and therefore, have not just explained at this.

The special advantage of second embodiment is that it can miniaturization to a very significant degree, causes further reducing manufacturing expense and enlarges range of application.

Fig. 9 illustrates the hardware capability calcspar of the product embodiments of the terminal 1a that adopts this DVB-H reception, wherein to receive tuning part 21a be circuit block independently to the radio circuit of DVB-H receiving terminal 1a, and the baseband circuit part 22a of the terminal 1a that DVB-H receives also is a circuit block independently.

Bluetooth communication submodule 3a has merged the radio circuit part 31a and the baseband circuit part 32a of bluetooth as circuit block independently.Antenna 4a be used to receive VHF (174 ~ 230Mhz) and/or UHF (470 ~ 838Mhz) DVB-H signal and the radio circuit that passes to the reception submodule 2a of the DVB-H that antenna 4a connects receive tuning part 21a.Antenna 5a be used to receive and send 2400 and 2483.5Mhz between Bluetooth signal and pass to the Bluetooth communication submodule 3a that antenna 5a connects.

Microprocessor 9a has connected baseband circuit part 22a and the Bluetooth communication submodule 3a of the reception submodule 2a of the terminal 1a that DVB-H receives, microprocessor 9a is responsible for being provided with the baseband circuit part 22a of reception submodule 2a of DVB-H receiving terminal 1a and Bluetooth communication submodule 3a to the state that can work, receive the IP packet that comprises video flowing or audio stream or other data objects that the baseband circuit part 22a of the reception submodule 2a of DVB-H receiving terminal 1a sends, and encode to Bluetooth communication submodule 3a these data packet delivery even might compress.On the contrary, when passing through antenna 5a, when the opposing party that Bluetooth communication submodule 3a receives Bluetooth communication transmits the control that comes or configuration data, microprocessor 9a is responsible for reading these data and is converted into the form that the baseband circuit part 22a of the reception submodule 2a of the terminal 1a that DVB-H receives can discern, and the baseband circuit part 22a that passes to the reception submodule 2a of DVB-H then is configured or controls.

Microprocessor 9 has connected sleeping/waking state switch 10a in addition, the state that the user can notify microprocessor 9a will enter dormancy or wake up by the state of sleeping/waking state switch 10a.When microprocessor 9a receives the sleep signal of sleeping/waking state switch 10a notice, the radio circuit that the reception submodule 2a of the terminal 1a that baseband circuit part 22a, the DVB of the reception submodule 2a of the terminal 1a that Bluetooth communication submodule 3a, DVB receive receive is set receives tuning part 21a and power management module 72a to power down mode, microprocessor 9a self also enters into power saving simultaneously, but can receive the state of the wake-up signal of sleeping/waking status switch 10a again; When microprocessor 9a receives the sleep signal of sleeping/waking state switch 10a notice, at first self-recovery is to operating state for microprocessor 9a, and the radio circuit that the reception submodule 2a of the terminal 1a that baseband circuit part 22a, the DVB-H of the reception submodule 2a of Bluetooth communication submodule 3a, DVB receiving terminal 1a receive is set then receives tuning part 21a and power management module 72a to operating state.

Microprocessor 9a has connected reception submodule status indicator lamp (Light-Emitting Diode) 91a and Bluetooth communication submodule status indicator lamp (Light-Emitting Diode) 92a of the terminal 1a of DVB-H reception in addition.When the baseband circuit part 22a of the reception submodule 2a of the terminal 1a that receives as DVB-H and radio circuit receive tuning part 21a in operate as normal, the reception submodule status indicator lamp 91a that microprocessor 6a is provided with the terminal 1a of DVB-H reception is bright, when the baseband circuit part 22a of the reception submodule 2a of the terminal 1a that receives as DVB-H and radio circuit receive tuning part 21a at power down mode, the reception submodule status indicator lamp 91a that microprocessor 9a is provided with the terminal 1a of DVB reception is dark, the baseband circuit part 22a of the reception submodule 2a of the terminal 1a that receives as DVB-H and radio circuit receive tuning part 21a when operating state normally, and microprocessor 9a is provided with the reception submodule status indicator lamp 91a of the terminal 1a that DVB-H receives for glimmering.Similarly, as Bluetooth communication submodule 3a during respectively in normal operating conditions, power down mode or abnormal operating state, it is bright, dark or flicker that microprocessor 9a is provided with Bluetooth communication submodule status indicator lamp 92a respectively.

At last, microprocessor 9a is kept at the data that the baseband circuit part 22a of the reception submodule 2a of the terminal 1a that user last time DVB-H is received is provided with in the inner memory that connects of microprocessor 9a.Like this, disconnect the connection of Bluetooth communication submodule 3a and the bluetooth module of corresponding communication as the user after, microprocessor 9a gives tacit consent to the configuration data of use preservation last time during again connection.

Baseband circuit part 22a and radio circuit that power management module 72a has connected the reception submodule 2a of the terminal 1 that battery 71a, Bluetooth communication submodule 3a, DVB-H receive receive tuning part 21a, microprocessor 9a and battery status indicator light (Light-Emitting Diode) 93a.Power management module 72a receives electric energy by battery 71a, and the baseband circuit part 22a and the radio circuit that transform out the reception submodule 2a of the terminal 1a that bluetooth submodule 3a, DVB-H receive receive tuning part 21a and the needed different operating voltage of microprocessor 9a.Power management module 72a detects the capacitance of storage of battery 71a simultaneously, and control battery status indicator light 93a is an alarm condition when battery capacity is too low when being not enough to system's operate as normal, with reminding user to replace battery 71a.

Figure 10 illustrates the DVB-H data communication flow process schematic diagram of the product embodiments of the terminal 1a that adopts this DVB-H reception; The smart mobile phone 114 that comprises the product of the terminal 1a that DVB-H receives and have a Bluetooth function communicates by Bluetooth signal, especially, for the communication process of DVB-H video data and DVB-H modules configured and control data is described, suppose that here smart mobile phone 114 has moved the form intelligent movable mobile phone of Microsoft (Windows Mobile Smartphone) operating system.

The IP packet 221a that comprises video/audio of demodulation is read by the baseband circuit part 22a of the firmware among the microprocessor 9a (firmware) from the reception submodule 2a of the terminal 1a of DVB-H reception, add and to give Bluetooth communication submodule 3a coding after the information meet bluetooth profile even compression is sent, bluetooth communication by smart mobile phone 114 receives, the bluetooth module driver that operates in smart mobile phone 114 will decode in addition decompress(ion) after data give operating system, operating system is given the bluetooth protocol repertory parser analysis with data passes, solve the IP packet that comprises video/audio, pass to the DVB-H application software again, be interpreted as video by the DVB-H application software, image, users such as sound directly can watch, the content of listening to.

The control data of DVB-H receiving terminal 1a and status data 222a have comprised the data of both direction, promptly send to the control of the terminal 1a that DVB-H receives and data are set by smart mobile phone 114, and the status data read of the terminal 1a that receives from DVB-H by smart mobile phone 114.Send to the control of the terminal 1a that DVB-H receives and data are set by smart mobile phone 114, send to the interpolation of bluetooth protocol repertory software from the DVB-H application software and meet the information of bluetooth profile after give the bluetooth module driver by operating system, control bluetooth communication 3a sends.The information that the bluetooth communication of the terminal 1a that DVB-H receives receives is solved control and data is set by microprocessor 9a firmware, gives the baseband circuit part 22a of the reception submodule 2a of the terminal 1a that DVB-H receives.The status data that the terminal 1a that is received from DVB-H by smart mobile phone 114 reads passes to the DVB application software through the opposite flow direction, is not just explaining here.

Technology contents of the present invention and technical characterstic disclose as above, yet those skilled in the art still may be based on teaching of the present invention and announcement and done all do not deviate from replacement of the present invention and modification.Therefore, protection scope of the present invention should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present invention and modifications, and is contained by the claim of present patent application.

Claims (42)

1, the method for the reception of DMB and transmission is characterized in that, comprising:

Receiving step, this step receive the DMB signal and change these signals becomes the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel;

Transfer step, with present comprise mobile video Streaming Media, DAB voiced frame and information on services and the various information data signals of snap information channel (FCI) channel be converted to and be suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

2, be used for the reception of digital video broadcast-terrestrial of handheld device and the method for transmission, it is characterized in that: comprising:

Receiving step, this step receive the DVB-H signal and change these signals becomes the IP packet that comprises video flowing or audio stream or other data objects;

Transfer step is converted to the IP packet of presenting that comprises video flowing or audio stream or other data objects and is suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

3, method as claimed in claim 1 or 2 is characterized in that: described receiving step and described transfer step are to have in the terminal of an independent current source one to finish.

4, method as claimed in claim 1 or 2 is characterized in that: in the described transfer step, adopt wired or wireless mode to transmit.

5, method as claimed in claim 4 is characterized in that: described wireless transmissioning mode comprises blue teeth wireless load mode or Wi-Fi wireless transmissioning mode.

6, the employed DMB terminal of a kind of the method for claim 1 is the DMB terminal that is used to realize above-mentioned DMB receiving step and transfer step, it is characterized in that, this terminal has a power supply and comprising independently:

Receive submodule, this reception submodule will receive the DMB signal and change these signals becomes the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel;

The communicator module, the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that this communicator module is presented receiver module are converted to and are suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

Housing, this housing are used for taking up described reception submodule and communicator module and power supply, and wherein power supply is described reception submodule and described communicator module for power supply.

7, DMB terminal as claimed in claim 6, it is characterized in that: also comprise a microprocessor, described microprocessor is connected with the communicator module with the reception submodule, the operating state that receives submodule and communicator module is provided with, receives the various information datas that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that submodule is sent; And encode even compress to the communicator module these data passes.

8, as claim 6 or 7 described DMB terminals, it is characterized in that: described reception submodule comprise one be used to receive the DMB signal (BandIII (and 174 ~ 240Mhz) or L-Band (1452 ~ 1492Mhz)) and the radio circuit of changing these signals and become the receivable intermediate-freuqncy signal of baseband circuit receive the baseband circuit part that tuning part and receives these intermediate-freuqncy signals and is converted into the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel.

9, DMB terminal as claimed in claim 8, it is characterized in that: in receiving submodule, the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel that described baseband circuit partly is converted into can send by a radio circuit.

10, DMB terminal as claimed in claim 8 is characterized in that: in receiving submodule, described radio circuit receives tuning part and connects an antenna, as receiving the DMB signal.

11, as claim 6 or 7 described DMB terminals, it is characterized in that: described communicator module comprises that one is used for receiving the radio circuit part comprise control or configuration data signals and to transmit the various information data signals that comprise mobile video Streaming Media, DAB voiced frame and information on services and snap information channel (FCI) channel, is connected and can be according to the base band of transmission of certain format standard and the received signal part of leading the way with the radio circuit part is two-way with one.

12, the employed DVB-H terminal of a kind of method as claimed in claim 2 is to be used to realize the receiving step of above-mentioned digital video broadcast-terrestrial and the DVB-H terminal of transfer step, it is characterized in that, this DVB-H terminal has a power supply and comprising independently:

Receive submodule, this reception submodule will receive the DVB-H signal and change these signals becomes the IP packet that comprises video flowing or audio stream or other data objects;

Communicator module, the IP packet that comprises video flowing or audio stream or other data objects that this communicator module is presented receiver module are converted to and are suitable for being transferred to a kind of form of external equipment and being sent to external equipment.

Housing, this housing are used for taking up described reception submodule and communicator module and power supply, and wherein power supply is described reception submodule and described communicator module for power supply.

13, DVB-H terminal as claimed in claim 12, it is characterized in that: also comprise a microprocessor, described microprocessor is connected with the communicator module with the reception submodule, the operating state that receives submodule and communicator module is provided with, receives the IP packet that comprises video flowing or audio stream or other data objects that submodule is sent; And encode even compress to the communicator module these data passes.

14, as claim 12 or 13 described DVB-H terminals, it is characterized in that: described reception submodule comprise one be used to receive VHF (174 ~ 230Mhz) and/or UHF (470 ~ 838Mhz) DVB-H signal and the radio circuit of changing these signals and become the receivable intermediate-freuqncy signal of baseband circuit receive the baseband circuit part that tuning part and receives these intermediate-freuqncy signals and is converted into the IP packet that comprises video flowing or audio stream or other data objects.

15, DVB-H terminal as claimed in claim 14 is characterized in that: in receiving submodule, the IP packet that comprises video flowing or audio stream or other data objects that described baseband circuit partly is converted into sends by a radio circuit.

16, DVB-H terminal as claimed in claim 14 is characterized in that: in receiving submodule, described radio circuit receives tuning part and connects an antenna, as receiving the DVB-H signal.

17, as claim 12 or 13 described DVB-H terminals, it is characterized in that: described communicator module comprises that one is used to receive the radio circuit part that comprises control or configuration data signals and transmit the IP packet comprise video flowing or audio stream or other data objects, with one with the radio circuit part two-way be connected and can according to transmission of certain format standard and received signal the base band part of leading the way.

18, as claim 6 or 7 described DMB terminals, it is characterized in that: comprise a power management module in the described power supply, described power management module is connected with battery, reception submodule, communicator module and microprocessor, power management module receives electric energy by battery, and is converted into reception submodule, communicator module and the needed different operating voltage of microprocessor.

19, as claim 12 or 13 described DVB-H terminals, it is characterized in that: comprise a power management module in the described power supply, described power management module is connected with battery, reception submodule, communicator module and microprocessor, power management module receives electric energy by battery, and is converted into reception submodule, communicator module and the needed different operating voltage of microprocessor.

20, DMB terminal as claimed in claim 18 is characterized in that: in power management module, can also connect a battery status indicator light.Power management module is detected battery capacity simultaneously, when the too low deficiency of battery capacity so that system's operate as normal time control battery status indicator light is an alarm condition, with the reminding user to replace battery.

21, DVB-H terminal as claimed in claim 19 is characterized in that: in power management module, can also connect a battery status indicator light.Power management module is detected battery capacity simultaneously, when the too low deficiency of battery capacity so that system's operate as normal time control battery status indicator light is an alarm condition, with the reminding user to replace battery.

22, as claim 6 or 7 described DMB terminals, it is characterized in that: described communicator module can adopt wired or wireless mode to transmit signals to external equipment.

23, as claim 12 or 13 described DVB-H terminals, it is characterized in that: described communicator module can adopt wired or wireless mode to transmit signals to external equipment.

24, DMB terminal as claimed in claim 7 is characterized in that: the information data of described reception submodule processing gained can be connected with external circuit by microprocessor presents to external equipment.

25, DVB-H terminal as claimed in claim 13 is characterized in that: described microprocessor comprises the interface circuit of realizing communicator module and external equipment transmitted in both directions.

26, DMB terminal as claimed in claim 7, it is characterized in that: be provided with the sleeping/waking pattern in the described microprocessor, when microprocessor is in resting state, described reception submodule and communicator module are in power down mode, and simultaneously but microprocessor self also enters power saving state that again can the receiving belt wake-up signal; When microprocessor received wake-up signal, microprocessor at first self-recovery was provided with then and receives submodule and communicator module and power management module to operating state to operating state.

27, DVB-H terminal as claimed in claim 13, it is characterized in that: be provided with the sleeping/waking pattern in the described microprocessor, when microprocessor is in resting state, described reception submodule and communicator module are in power down mode, and simultaneously but microprocessor self also enters power saving state that again can the receiving belt wake-up signal; When microprocessor received wake-up signal, microprocessor at first self-recovery was provided with then and receives submodule and communicator module and power management module to operating state to operating state.

28, DMB terminal as claimed in claim 26 is characterized in that: the dormancy of described microprocessor and wake-up states are connected sleeping/waking state switch on the microprocessor by one and open realization.

29, DVB-H terminal as claimed in claim 27 is characterized in that: the dormancy of described microprocessor and wake-up states are connected sleeping/waking state switch on the microprocessor by one and open realization.

30, DMB terminal as claimed in claim 7 is characterized in that: described microprocessor has also connected one and has received submodule status indicator lamp and a communicator module status indicator light.

31, DVB-H terminal as claimed in claim 13 is characterized in that: described microprocessor has also connected one and has received submodule status indicator lamp and a communicator module status indicator light.

32, DMB terminal as claimed in claim 7, it is characterized in that: described microprocessor also comprises a memory, microprocessor is kept at the user in the memory to the data that receive the submodule setting.

33, DVB-H terminal as claimed in claim 13, it is characterized in that: described microprocessor also comprises a memory, microprocessor is kept at the user in the memory to the data that receive the submodule setting.

34, in the communicator module of said structure, described base band is led the way part can be to signal encoding and the decoding that sends and accept.

35, as claim 6 or 7 described DMB terminals, it is characterized in that: in the communicator module, described radio circuit partly connects an antenna, as the signal that receives and send certain format.

36, as claim 12 or 13 described DVB-H terminals, it is characterized in that: in the communicator module, described radio circuit partly connects an antenna, as the signal that receives and send certain format.

37, as claim 6 or 7 described DMB terminals, it is characterized in that: described communicator module comprises bluetooth (Bluetooth) submodule or comprises the Wi-Fi submodule.

38, as claim 12 or 13 described DVB-H terminals, it is characterized in that: described communicator module comprises bluetooth (Bluetooth) submodule or comprises the Wi-Fi submodule.

39, as claim 6 or 7 described DMB terminals, it is characterized in that: in the communicator module, described bluetooth submodule or Wi-Fi submodule bluetooth submodule or Wi-Fi submodule for the signal according to described bluetooth standard or Wi-Fi standard code is received the decode.

40, as claim 12 or 13 described DVB-H terminals, it is characterized in that: in the communicator module, described bluetooth submodule or Wi-Fi submodule bluetooth submodule or Wi-Fi submodule for the signal according to described bluetooth standard or Wi-Fi standard code is received the decode.

41, DMB terminal as claimed in claim 39, it is characterized in that: when communicator module during for bluetooth submodule that the signal according to described bluetooth standard or Wi-Fi standard code is received the decode or Wi-Fi submodule, described microprocessor is responsible for reading the opposing party that bluetooth submodule or Wi-Fi submodule receive Bluetooth communication or Wi-Fi communication and is transmitted control or the configuration data that comes and be converted into and receive the form that submodule can be discerned, and presents to receiving submodule to be configured or to control again.

42, as claim 12 or 13 described DVB-H terminals, it is characterized in that: when communicator module during for bluetooth submodule that the signal according to described bluetooth standard or Wi-Fi standard code is received the decode or Wi-Fi submodule, described microprocessor is responsible for reading the opposing party that bluetooth submodule or Wi-Fi submodule receive Bluetooth communication or Wi-Fi communication and is transmitted control or the configuration data that comes and be converted into and receive the form that submodule can be discerned, and presents to receiving submodule to be configured or to control again.

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