WO2020199189A1 - 宽窄带融合系统、终端和语音通信方法 - Google Patents

宽窄带融合系统、终端和语音通信方法 Download PDF

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Publication number
WO2020199189A1
WO2020199189A1 PCT/CN2019/081460 CN2019081460W WO2020199189A1 WO 2020199189 A1 WO2020199189 A1 WO 2020199189A1 CN 2019081460 W CN2019081460 W CN 2019081460W WO 2020199189 A1 WO2020199189 A1 WO 2020199189A1
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Prior art keywords
narrowband
broadband
radio frequency
frequency modulation
service
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PCT/CN2019/081460
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English (en)
French (fr)
Inventor
樊胡兵
谢汉雄
钟义
黄妮
支强
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Hytera Communications Corp Ltd
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Hytera Communications Corp Ltd
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Priority to PCT/CN2019/081460 priority Critical patent/WO2020199189A1/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems

Definitions

  • This application relates to the field of mobile communication technology, and more specifically to a broadband and narrowband convergence system, a terminal, and a voice communication method.
  • the traditional walkie-talkie uses a small real-time operating system to modulate the stored signal on the transmission frequency of the walkie-talkie, and its main functions are voice intercom and low-speed data communication.
  • the intercom in the private network can only perform voice intercom and data communication in the same broadband public network, private network, or narrowband private network, and cannot switch between them.
  • the development trend of private networks requires the transmission of big data.
  • the communication transmission mode of the existing walkie-talkies is relatively single, and various transmission modes cannot be flexibly switched and multiple modes cannot coexist, which still cannot meet the development of future private networks. trend.
  • this application provides a broadband and narrowband convergence system, a terminal, and a voice communication method.
  • the communication transmission mode of the walkie-talkie in the prior art is relatively single, and the various transmission modes cannot be flexibly switched and the multiple modes cannot coexist, it still cannot meet the development trend of the future private network.
  • the first aspect of the application discloses a broadband and narrowband fusion system, which is suitable for walkie-talkies, including: a system-on-chip SOC, a programmable device controller, and peripheral circuits;
  • the system-on-chip SOC includes a chip processor core ARM, a first digital signal processing core DSP, and a second digital signal processing core DSP.
  • the first digital signal processing core DSP, the second digital signal processing core DSP, and all The chip processor core ARM is connected through remote procedure call RPC;
  • the chip processor core ARM is used to determine whether the service encoded by the service is a broadband service, a narrowband service, or a wide-narrowband service. If it is a broadband service, execute a broadband processing program to output the broadband radio frequency modulation data to the second digital signal
  • the processing core DSP if it is a narrowband service, executes a narrowband processing program, and outputs audio data and narrowband radio frequency modulation data to the first digital signal processing core DSP for processing, and then outputs to the programmable device controller. For business, execute broadband and narrowband processing procedures;
  • the first digital signal processing core DSP is used to process narrowband radio frequency modulation data and output to the programmable device controller;
  • the second digital signal processing core DSP is used to process broadband radio frequency modulation data and output to the peripheral circuit;
  • the programmable device controller is connected to the first digital signal processing core DSP, and the programmable device controller is configured to output the processed narrowband radio frequency modulation data to the peripheral circuit and receive the Audio data and narrowband radio frequency modulation data output by the first digital signal processing core DSP;
  • the peripheral circuit is connected to the system-on-chip SOC and the programmable device controller through a serial peripheral interface SPI, and is used to output broadband radio frequency modulation data or narrowband radio frequency modulation data.
  • the chip processor core ARM is used to determine whether the service encoded by the service is a broadband service, a narrowband service, or a broadband service. If it is a broadband service, the broadband processing program is executed, and the The broadband radio frequency modulation data is output to the second digital signal processing core DSP. If it is a narrowband service, a narrowband processing program is executed, and the audio data and narrowband radio frequency modulation data are output to the first digital signal processing core DSP for processing, and then output For the programmable device controller, if it is a broadband and narrowband service, execute a broadband and narrowband processing program, including:
  • the first digital signal processing core DSP is used to receive audio data collected by a peripheral circuit, and perform service encoding processing based on a common audio processing module, and the chip processor core ARM determines that the business of the service encoding processing is Broadband business, narrowband business or broadband and narrowband business;
  • the narrowband processing program is executed to convert the audio data into narrowband radio frequency modulation data corresponding to the narrowband service.
  • the first digital signal processing core DSP is based on the narrowband vocoder/narrowband air interface protocol/narrowband physical layer PS1/PL1 is generated after audio or data processing, and the generated narrowband radio frequency modulation data is output to the programmable device controller;
  • the broadband and narrowband processing program is executed, and the audio data is converted into broadband radio frequency modulation data or narrowband radio frequency modulation data according to the transmission rate of voice coding. If the audio data is converted into broadband radio frequency modulation data, the The wideband radio frequency modulation data is output to the second digital signal processing core DSP. If the audio data is converted into narrowband radio frequency modulation data, the first digital processing core DSP is based on the narrowband vocoder/narrowband air interface protocol/narrowband physical layer PS1/ PL1 is generated after processing audio or data, and outputs the generated narrowband radio frequency modulation data to the programmable device controller.
  • the second digital signal processing core DSP is used to process broadband radio frequency modulation data and output to the peripheral circuit, including:
  • the programmable device controller is configured to output narrowband radio frequency modulation data to the peripheral circuit and receive audio data and narrowband radio frequency output from the first digital signal processing core DSP.
  • Modulation data including:
  • the highest priority timer management function (Layer one timer, L1timer) based on real-time communication performs narrowband radio frequency timing control processing on the narrowband radio frequency modulation data, and outputs the processed narrowband radio frequency modulation data to the peripheral circuit.
  • the peripheral circuit includes: a broadband and narrowband peripheral circuit and a programmable device controller peripheral circuit;
  • the broadband and narrowband peripheral circuits include: LTE transceiver, audio module and microphone transmission audio PDM Codec;
  • the LTE transceiver is used to output broadband radio frequency modulation data
  • the audio module is used to send and receive audio data
  • the microphone transmits audio PDM Codec, which is used to collect audio data
  • the peripheral circuit of the programmable device controller includes: a radio frequency module
  • the radio frequency module is used to output narrowband radio frequency modulation data.
  • the programmable device controller peripheral circuit further includes: a first display module;
  • the first display module is configured to display the working status of the peripheral circuit provided by the narrowband radio frequency modulation data during the broadband and narrowband services.
  • the second aspect of the application discloses a voice communication method, which is suitable for the broadband and narrowband fusion system disclosed in the first aspect of the application.
  • the broadband and narrowband fusion system includes a system-on-chip SOC, a programmable device controller, and a peripheral circuit.
  • the system-on-chip SOC includes a chip processor core ARM, a first digital signal processing core DSP, and a second digital signal processing core DSP, and the method includes:
  • the chip processor core ARM judges whether the service encoded by the service is a broadband service, a narrowband service, or a wide-narrowband service. If it is a broadband service, executes a broadband processing program and outputs the broadband radio frequency modulation data to the second digital signal processing core DSP If it is a narrowband service, the narrowband processing program is executed, and the audio data and narrowband radio frequency modulation data are output to the first digital signal processing core DSP for processing, and then output to the programmable device controller. If it is a broadband and narrowband service, then Execute broadband and narrowband processing procedures;
  • the first digital signal processing core DSP processes narrowband radio frequency modulation data and outputs it to the programmable device controller
  • the second digital signal processing core DSP processes broadband radio frequency modulation data and outputs it to the peripheral circuit
  • the programmable device controller outputs the narrowband radio frequency modulation data to the peripheral circuit and receives audio data and narrowband radio frequency modulation data output by the first digital signal processing core DSP;
  • the peripheral circuit outputs broadband radio frequency modulation data or narrowband radio frequency modulation data.
  • the chip processor core ARM judges that the service encoded by the service is a broadband service, a narrowband service, or a wide-narrowband service. If it is a broadband service, it executes a broadband processing program and outputs the broadband radio frequency modulation data.
  • the second digital signal processing core DSP if it is a narrowband service, a narrowband processing program is executed, audio data and narrowband radio frequency modulation data are output to the first digital signal processing core DSP for processing, and then output to the programmable
  • the device controller if it is a broadband and narrowband service, executes the broadband and narrowband processing procedures, including:
  • the first digital signal processing core DSP receives the audio data collected by the peripheral circuit, and performs service encoding processing based on the common audio processing module, and the chip processor core ARM determines that the service encoded by the service is a broadband service , Narrowband business or broadband and narrowband business;
  • the narrowband processing program is executed to convert the audio data into narrowband radio frequency modulation data corresponding to the narrowband service, which is based on the narrowband vocoder/narrowband air interface protocol/narrowband physics in the first digital signal processing core DSP Layer PS1/PL1 is generated after audio or data processing, and outputs the generated narrowband radio frequency modulation data to the programmable device controller;
  • the broadband and narrowband processing program is executed, and the audio data is converted into broadband radio frequency modulation data or narrowband radio frequency modulation data according to the transmission rate of voice coding. If the audio data is converted into broadband radio frequency modulation data, the The broadband radio frequency modulation data is output to the second digital signal processing core DSP. If the audio data is converted into narrowband radio frequency modulation data, it is based on the narrowband vocoder/narrowband air interface protocol/narrowband in the first digital signal processing core DSP The physical layer generates the audio or data after processing, and outputs the generated narrowband radio frequency modulation data to the programmable device controller.
  • the second digital signal processing core DSP processes broadband radio frequency modulation data and outputs it to the peripheral circuit, including:
  • the third aspect of the present application discloses a terminal, including the broadband and narrowband convergence system disclosed in the first aspect of the present application.
  • the terminal includes: a broadband terminal, a narrowband terminal, or a broadband and narrowband terminal.
  • this application discloses a broadband and narrowband convergence system, a terminal, and a voice communication method.
  • the chip processor core ARM determines whether the service encoded by the service is a broadband service, a narrowband service, or a broadband service, if it is a narrowband service or a broadband service.
  • the first digital signal processing core DSP outputs audio data and narrowband radio frequency modulation data to the programmable device controller, and the programmable device controller outputs the processed narrowband radio frequency modulation data to the peripheral circuit.
  • the broadband radio frequency modulation data is output to the second digital signal processing core DSP, and the second digital signal processing core DSP outputs the processed broadband radio frequency modulation data to the peripheral circuit. Therefore, through the realization process of the above scheme, the walkie-talkie can flexibly switch various transmission modes and coexist with multiple modes, and meet the development trend of private networks.
  • Figure 1 is a schematic structural diagram of a broadband and narrowband fusion system disclosed in an embodiment of the application;
  • FIG. 2 is a schematic structural diagram of a broadband and narrowband fusion system disclosed in an embodiment of the application;
  • FIG. 3 is a schematic structural diagram of a broadband and narrowband fusion system disclosed in an embodiment of the application.
  • Fig. 4 is a schematic flowchart of a voice communication method disclosed in an embodiment of the application.
  • the terms “include”, “include” or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes no Other elements clearly listed, or also include elements inherent to this process, method, article or equipment. If there are no more restrictions, the element defined by the sentence “including a" does not exclude the existence of other same elements in the process, method, article, or equipment including the element.
  • the walkie-talkies in the private network can only perform voice intercom and data communication in the same broadband public network or private network, or narrowband private network, and cannot switch between them.
  • This kind of walkie-talkie has realized intelligence, but the communication transmission mode is relatively single. Therefore, this application discloses a broadband and narrowband convergence system, a terminal, and a voice communication method to solve the problem that the communication transmission mode of walkie-talkies in the prior art is relatively single, and various transmission modes cannot be flexibly switched and multiple modes cannot coexist. Can not meet the problem of future development trends of private networks.
  • FIG. 1 this is a schematic structural diagram of a broadband and narrowband fusion system disclosed in an embodiment of the application.
  • the broadband and narrowband fusion system is suitable for walkie-talkies and includes: a system-on-chip SOC, a programmable device controller 101 and a peripheral circuit 102 .
  • the embodiment of the present application also discloses the first digital signal processing core DSP1 and the second digital signal processing core DSP2 in the system-on-chip SOC shown in FIG.
  • the specific structures of the chip processor core ARM, the programmable device controller peripheral circuit 103 and the wide and narrowband peripheral circuit 104 in the peripheral circuit 102 are shown in FIG. 2.
  • the system-on-chip SOC includes: a first digital signal processing core DSP1, a second digital signal processing core DSP2, and a chip processor core ARM, one of the first digital signal processing core DSP1, a second digital signal processing core DSP2, and a chip processor core ARM Through remote procedure call RPC connection between.
  • the first digital signal processing core DSP1 is used to process narrowband radio frequency modulation data and output to the programmable device controller 101.
  • the first digital signal processing core DSP1 is receiving audio data collected by the peripheral circuit 102, and performs service encoding processing based on a common audio processing module.
  • the first digital signal processing core DSP1 can replace the main controller of a traditional walkie-talkie, as a sound digital signal processing core ADSP or an applied digital signal processing core ADSP, for implementing audio applications.
  • the digital signal processing core ADSP of the sound or the digital signal processing core ADSP of the application the digital wireless communication technology DMR, the police digital trunking PDT or the pan-European digital trunking system TETRA, etc. are mainly run.
  • the chip processor core ARM determines whether the service encoded by the service is a broadband service, a narrowband service, or a wide-narrowband service. If it is a broadband service, the broadband processing program is executed and the broadband radio frequency modulation data is output to the second digital signal processing core DSP2 If it is a narrowband service, execute a narrowband processing program to output audio data and narrowband radio frequency modulation data to the first digital signal processing core DSP1 for processing, and then output to the programmable device controller 101. If it is a wide-narrowband service, Then execute the wide and narrow band processing program.
  • converting the audio data into narrowband radio frequency modulation data corresponding to the narrowband service is based on the first digital signal processing core DSP1 based on the narrowband vocoder/narrowband air interface protocol/narrowband physical layer PS1 /PL1 is generated after processing audio or data, and outputs the processed narrowband radio frequency modulation data to the programmable device controller 101.
  • the audio data is converted into broadband radio frequency modulation data or narrowband radio frequency modulation data according to the transmission rate of voice coding, and if the audio data is converted into broadband radio frequency modulation data, the broadband radio frequency modulation data is output to all
  • the second digital signal processing core DSP2 if the audio data is converted into narrowband radio frequency modulation data, the first digital signal processing core DSP1 is based on the vocoder/narrowband air interface protocol/narrowband physical layer PS1/PL1 pair audio or data It is generated after processing, and the processed narrowband radio frequency modulation data is output to the programmable device controller 101.
  • the second digital signal processing core DSP2 is used to process the broadband radio frequency modulation data of the broadband service or the broadband and narrowband service, and output to the peripheral circuit 102.
  • the second digital signal processing core DSP2 is used to process the broadband radio frequency modulation data of the broadband service or the broadband and narrowband services, and is based on a broadband vocoder/wideband air interface protocol/wideband physical layer PS2/PL2 Generated after audio or data processing.
  • the programmable device controller 101 and the first digital signal processing core DSP1 are connected through an integrated circuit built-in audio bus I2S, and the programmable device controller 101 is configured to output the narrowband radio frequency modulation data to the
  • the peripheral circuit 102 receives audio data and narrowband radio frequency modulation data output by the first digital signal processing core DSP1.
  • the programmable device controller 101 and the first digital signal processing core DSP1 can be connected not only through the integrated circuit built-in audio bus I2S, but also through serial peripheral interface connection or parallel peripheral interface connection. connection.
  • the programmable device controller 101 is configured to output narrowband radio frequency modulation data to the peripheral circuit 102, and is based on the highest priority timer management function (Layer one timer, L1timer) of real-time communication for narrowband radio frequency
  • the modulation data is processed by narrowband radio frequency technology timing control, and the processed narrowband radio frequency modulation data is output to the peripheral circuit 102.
  • the timing control processing is the control processing performed in the time sequence in which the narrowband radio frequency modulation data passes. That is to say, the highest priority timer management function (Layer one timer, L1timer) of real-time communication controls the output of narrowband radio frequency modulation data according to time sequence.
  • Layer one timer, L1timer Layer one timer
  • the peripheral circuit 102 is connected to the system-on-chip SOC and the programmable device controller 101 through a serial peripheral interface SPI, and is used to output broadband radio frequency modulation data or narrowband radio frequency modulation data.
  • the peripheral circuit 102 includes a programmable device controller peripheral circuit 103 and a wide and narrowband peripheral circuit 104.
  • the programmable device controller peripheral circuit 103 includes: a radio frequency module 108.
  • the radio frequency module 108 is used to output narrowband radio frequency modulation data and receive wide and narrowband radio frequency modulation data.
  • the broadband and narrowband peripheral circuit 104 includes: a microphone transmission audio PDM Codec 105, an audio module 106, and an LTE transceiver 107.
  • the LTE transceiver 107 is used for outputting broadband radio frequency modulation data and receiving broadband and narrowband radio frequency modulation data.
  • the audio module 106 is used to send and receive audio data.
  • the microphone transmits audio PDM Codec 105, which is used to collect and output audio data.
  • the peripheral circuit 102 may also receive broadband radio frequency modulation data or narrowband radio frequency modulation from the LTE transceiver 107 of the broadband peripheral circuit 104 or the radio frequency module 108 of the programmable device controller peripheral circuit 103. data.
  • the LTE transceiver 107 receives broadband radio frequency modulation data, it transmits the broadband radio frequency modulation data to the second digital signal processing core DSP2, based on the wideband vocoder/wideband air interface protocol/wideband physical layer PS2/PL2 pair of audio or data Process and transmit the generated wideband radio frequency modulation data to the public audio processing module in the first digital signal processing core DSP1, and process it into audio data based on the transmission rate of voice coding, and output it through the wide and narrowband peripheral circuit 104 audio module .
  • the LTE transceiver 107 receives narrowband radio frequency modulation data, it transmits the narrowband radio frequency modulation data after the second digital signal processing core DSP2 to the first digital signal processing core DSP1, based on the narrowband vocoder/narrowband air interface protocol/narrowband physical layer PS1/PL1 is generated by audio or data processing, and outputs the processed narrowband radio frequency modulation data to the programmable device controller 101.
  • the programmable device controller 101 processes the narrowband radio frequency modulation data,
  • the radio frequency modulation data is transmitted to the radio frequency module 108 of the programmable device controller peripheral circuit 103 for output.
  • the broadband radio frequency modulation data passing through the programmable device controller 101 is transferred to the first digital signal processing core DSP1 through the integrated circuit built-in audio bus I2S, and the first digital signal
  • the processing core DSP1 then outputs the broadband radio frequency modulation data to the second digital signal processing core DSP2, which is generated based on the broadband vocoder/wideband air interface protocol/wideband physical layer PS2/PL2 for audio or data processing, and modulates the generated broadband radio frequency
  • the data is transmitted to the LTE transceiver 107 for output.
  • the radio frequency module 108 receives narrowband radio frequency modulation data
  • the narrowband radio frequency modulation data is processed by the programmable device controller 101 real-time control technology, and the first digital signal processing core DSP1 is transmitted through the integrated circuit built-in audio bus I2S, based on Narrowband vocoder/narrowband air interface protocol/narrowband physical layer PS1/PL1 is generated by audio or data processing, and the generated narrowband radio frequency modulation data is transmitted to the public audio processing module in the first digital signal processing core DSP1 for processing into audio data , Through the wide and narrowband peripheral circuit 104 audio module 106 output.
  • the embodiment of the application also discloses the broadband application BB APP, the narrowband application NB APP, and the public ownership in the chip processor core ARM shown in Figure 2 /Private framework Common Framework and common platform Common Android platform, level shift unit Level Shift, port extension unit Port Extension in programmable devices, clock management unit Clock Division and port switching unit Port Switching, crystal oscillator in broadband and narrowband peripheral circuits Module 114, power module 115, SIM card 116, TF117, camera 118, sensor 119, storage 120, second display module 121, positioning module 122 and wireless module 123, and the first in the peripheral circuit of the programmable device controller
  • the specific structures of the display module 109, the encrypted SIM card 110, the encrypted TF card 111, the accessory interface 112, and the button module 113 are shown in FIG. 3.
  • the common audio processing module includes: Common Audio Pressing PDM and Common Algorithms for processing wideband, narrowband, and wide-narrowband audio signals.
  • the execution of broadband processing programs by the chip processor core ARM under the broadband service refers to the broadband application BB APP in the chip processor core ARM, which is used to execute broadband under the broadband service. Processing procedures.
  • the execution of the narrowband processing program by the chip processor core ARM under the narrowband service refers to the narrowband application NB APP in the chip processor core ARM, which is used to execute the narrowband processing program under the narrowband service.
  • the chip processor core ARM executes broadband and narrowband processing programs under the broadband and narrowband services, which refers to the public/private framework Common Framework in the chip processor core ARM, which is used to execute broadband and narrowband under the broadband and narrowband services. With processing program.
  • chip processor core ARM also includes: Common Android platform.
  • the public platform includes an Android operating system, a Linux kernel, and controls corresponding broadband peripheral modules and narrowband peripheral modules, file management, storage management, network management, and power consumption management.
  • the programmable device controller 101 further includes: a level shift unit Level Shift, a port extension unit Port Extension, a clock management unit Clock Division, and a port switching unit Port Switching.
  • the level shift unit Level Shift is a narrowband level shift
  • the port extension unit Port Extension is used to extend a peripheral interface.
  • the clock management unit Clock Division is used to implement the clock oscillation function and provide a reference clock signal.
  • the port switching unit Port Switching is used to switch port data.
  • the programmable device controller peripheral circuit 103 further includes a first display module 109, and the first display module 109 is configured to display the narrowband radio frequency modulation data provided by the narrowband radio frequency modulation data during the broadband and narrowband services. The working status of the peripheral circuit.
  • the programmable device controller peripheral circuit 103 further includes: an encrypted SIM card 110, an encrypted TF card 111, an accessory interface 112, and a button module 113.
  • the encrypted SIM card 110 is a narrowband user identification card.
  • the encrypted TF card 111 is a narrowband expansion memory card.
  • the accessory interface 112 is used to provide an interface required for broadband and narrowband communication devices and external accessories.
  • the button module 113 is used to provide control buttons.
  • the broadband and narrowband peripheral circuit 104 further includes: a crystal oscillator module 114, a power module 115, a SIM card 116, a TF117, a camera 118, a sensor 119, a storage 120, a second display module 121, a positioning module 122, and a wireless module 123.
  • the crystal oscillator module 114 provides a basic and stable clock signal for broadband and narrowband systems.
  • the power module 115 is used to provide working power for the system-on-chip SOC and the programmable device controller.
  • the SIM card 116 is a broadband user identification card.
  • the TF117 is a broadband expansion memory card.
  • the camera 118 is used for taking pictures, video recording, monitoring, video recording and video chatting during the use of the wide and narrow band walkie-talkie.
  • the sensor 119 is a wide and narrow band detection device.
  • the storage 120 is a memory resource such as random access RAM, read-only memory ROM, or flash memory.
  • the second display module 121 is a touch display screen.
  • the positioning module 122 may be a global navigation satellite system GNSS positioning module such as a global positioning system GPS, a Beidou satellite positioning system, and a global satellite navigation system GLONASS.
  • GNSS positioning module such as a global positioning system GPS, a Beidou satellite positioning system, and a global satellite navigation system GLONASS.
  • the wireless module 123 includes wireless communication such as Bluetooth, wireless network WI-FI, and near field communication NFC.
  • the broadband and narrowband fusion walkie-talkie uses the microphone of the peripheral circuit to transmit audio to collect the audio data of the No. 1 broadband and narrowband fusion walkie-talkie.
  • the service coding process is performed, and the chip is processed
  • the processor core ARM determines whether the service processed by the service coding is a broadband service, a narrowband service, or a wide-narrowband service.
  • the first digital signal processing core DSP1 outputs audio data and narrowband radio frequency modulation data to the programmable device controller, based on the highest priority timer management function of real-time communication.
  • the narrowband radio frequency modulation data is processed by the narrowband radio frequency technology timing control process, and the processed narrowband radio frequency modulation data is output to the peripheral circuit. If it is broadband radio frequency modulation data for broadband services or broadband and narrowband services, the broadband radio frequency modulation data is output to the second digital signal processing core DSP2, based on the broadband vocoder/wideband air interface protocol/fastband physical layer PS2/PL2 pair audio or Generated after data processing, and output the generated broadband radio frequency modulation data to the peripheral circuit.
  • the peripheral circuit of the No. 2 broadband and narrowband fusion radio receives the broadband radio frequency modulation data or narrowband radio frequency modulation data of the No. 1 broadband and narrowband radio, based on the above The inverse process of voice data transmission of the one-way broadband and narrowband fusion, the audio data converted from radio frequency.
  • the chip processor core determines whether the service encoded by the service is a broadband service, a narrowband service, or a wide-narrowband service. If it is a narrowband service or a narrowband radio frequency modulation data for a broadband service, the first digital signal processing core The audio data and the narrowband radio frequency modulation data are output to the programmable device controller, and the programmable device controller outputs the processed narrowband radio frequency modulation data to the peripheral circuit. If it is broadband radio frequency modulation data for broadband services or broadband and narrowband services, output the broadband radio frequency modulation data to the second digital signal processing core, and the second digital signal processing core outputs the processed broadband radio frequency modulation data to the peripheral Circuit.
  • the walkie-talkie can flexibly switch various transmission modes and coexist with multiple modes, and meet the development trend of private networks.
  • the embodiment of the application also correspondingly discloses a voice communication method based on the broadband and narrowband fusion system.
  • the voice communication method is suitable for the broadband and narrowband fusion system disclosed above.
  • FIG. 4 a schematic flowchart of a voice communication method disclosed in an embodiment of the present application, the voice communication method includes:
  • Step S401 The chip processor core ARM determines whether the service encoded by the service is a broadband service, a narrowband service, or a wide-narrowband service. If it is a broadband service, executes a broadband processing program to output the broadband radio frequency modulation data to the second digital signal.
  • the processing core DSP if it is a narrowband service, executes a narrowband processing program, and outputs audio data and narrowband radio frequency modulation data to the first digital signal processing core DSP for processing, and then outputs to the programmable device controller. For business, the broadband and narrowband processing procedures are executed.
  • a narrowband processing program is executed to convert the audio data into narrowband radio frequency modulation data corresponding to the narrowband service.
  • the first digital signal processing core DSP is based on a narrowband vocoder/narrowband
  • the air interface protocol/narrowband physical layer PS1/PL1 is generated after audio or data processing, and the generated narrowband radio frequency modulation data is output to the programmable device controller.
  • a broadband processing program is executed, the audio data is converted into broadband radio frequency modulation data corresponding to the broadband service, and the broadband radio frequency modulation data is output to the second digital signal processing core DSP.
  • the broadband and narrowband processing program is executed, and the audio data is converted into broadband radio frequency modulation data or narrowband radio frequency modulation data according to the transmission rate of voice coding. If the audio data is converted into broadband radio frequency modulation data, the The wideband radio frequency modulation data is output to the second digital signal processing core DSP. If the audio data is converted into narrowband radio frequency modulation data, the first digital signal processing core DSP is based on narrowband vocoder/narrowband air interface protocol/narrowband The physical layer generates the audio or data after processing, and outputs the generated narrowband radio frequency modulation data to the programmable device controller.
  • Step S402 the first digital signal processing core DSP processes the narrowband radio frequency modulation data and outputs it to the programmable device controller.
  • the first digital signal processing core DSP receives the audio data collected by the peripheral circuit, and performs service encoding processing based on the public audio processing module.
  • Step S403 The second digital signal processing core DSP processes the broadband radio frequency modulation data and outputs it to the peripheral circuit.
  • the second digital signal processing core processes the broadband radio frequency modulation data, which is generated after audio or data processing based on the broadband vocoder/wideband air interface protocol/wideband physical layer PS2/PL2, and outputs the generated broadband radio frequency modulation data To the peripheral circuit.
  • Step S404 The programmable device controller outputs the narrowband radio frequency modulation data to the peripheral circuit and receives the audio data and the narrowband radio frequency modulation data output by the first digital signal processing core.
  • Step S405 The peripheral circuit outputs broadband radio frequency modulation data or narrowband radio frequency modulation data.
  • the chip processor core determines whether the service encoded by the service is a broadband service, a narrowband service, or a broadband service, if it is a narrowband service or a narrowband radio frequency modulation for a broadband service Data, the first digital signal processing core outputs audio data and narrowband radio frequency modulation data to a programmable device controller, and the programmable device controller outputs the processed narrowband radio frequency modulation data to a peripheral circuit. If it is broadband radio frequency modulation data for broadband services or broadband and narrowband services, output the broadband radio frequency modulation data to the second digital signal processing core, and the second digital signal processing core outputs the processed broadband radio frequency modulation data to the peripheral Circuit. Therefore, this application can enable the walkie-talkie to flexibly switch various transmission modes and coexist with multiple modes, and meet the development trend of private networks.

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Abstract

本申请提供一种宽窄带融合系统、终端和语音通信方法，通过芯片处理器核判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是窄带业务或宽窄带业务的窄带射频调制数据，第一数字处理核将音频数据和窄带射频调制数据输出至可编程器件控制器，所述可编程器件控制器将处理的窄带射频调制数据输出至外设电路。若是宽带业务或宽窄带业务的宽带射频调制数据，将宽带射频调制数据输出给所述第二数字信号处理核，所述第二数字信号处理核将处理的宽带射频调制数据输出给所述外设电路。因此，使对讲机能灵活切换各种传输模式及多种模式共存，并满足专网发展的趋势。

Description

宽窄带融合系统、终端和语音通信方法 技术领域
本申请涉及移动通信技术领域，更具体的说是涉及一种宽窄带融合系统、终端和语音通信方法。
背景技术
目前，随着移动通信行业的快速发展，在全球范围内对讲机的需求不断增加，对讲机作为一种普遍存在的双向移动通信工具，用户对对讲机的性能需求越来越高。
现有技术中，传统的对讲机运用小型的实时操作系统，将储存信号调制对讲机传输频率上，主要的功能为语音对讲和低速数据通信。目前，针对专网中的对讲机，只能在同一宽带公网或专网，或者窄带专网内进行语音对讲和数据通信，不能相互切换。而专网的发展趋势则是需要进行大数据的传输，现有的对讲机的通信传输模式较为单一，且不能灵活切换各种传输模式及不能使多种模式共存，仍然不能满足未来专网的发展趋势。
发明内容
有鉴于此，本申请提供了一种宽窄带融合系统、终端和语音通信方法。以解决现有技术中对讲机的通信传输模式较为单一，且不能灵活切换各种传输模式及不能使多种模式共存，仍然不能满足未来专网的发展趋势的问题。
为实现上述目的，本申请提供如下技术方案：
本申请第一方面公开了一种宽窄带融合系统，适用于对讲机，包括：片上系统芯片SOC、可编程器件控制器和外设电路；
所述片上系统芯片SOC包括芯片处理器核ARM、第一数字信号处理核DSP和第二数字信号处理核DSP，所述第一数字信号处理核DSP、所述第二数字信号处理核DSP和所述芯片处理器核ARM之间通过远程过程调用RPC连接；
所述芯片处理器核ARM，用于判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序；
所述第一数字信号处理核DSP，用于处理窄带射频调制数据，并输出给所述可编程器件控制器；
所述第二数字信号处理核DSP，用于处理宽带射频调制数据，并输出给所述外设电路；
所述可编程器件控制器与所述第一数字信号处理核DSP相连，所述可编程器件控制器，用于将处理后的所述窄带射频调制数据输出到所述外设电路及接收所述第一数字信号处理核DSP输出的音频数据和窄带射频调制数据；
所述外设电路通过串行外设接口SPI与所述片上系统芯片SOC和所述可编程器件控制器相连，用于输出宽带射频调制数据或窄带射频调制数据。
可选的，在上述宽窄带融合系统中，所述芯片处理器核ARM，用于判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序，包括：
所述第一数字信号处理核DSP，用于接收外设电路采集的音频数据，并基于公共音频处理模块进行业务编码处理，及通过所述芯片处理器核ARM判断所述业务编码处理的业务为宽带业务、窄带业务或宽窄带业务；
若是窄带业务，则执行窄带处理程序，将所述音频数据转换成与窄带业务对应的窄带射频调制数据，是所述第一数字信号处理核DSP基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄 带射频调制数据输出至所述可编程器件控制器；
若是宽带业务，则执行宽带处理程序，将所述音频数据转换成与宽带业务对应的宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP；
若是宽窄带业务，则执行宽窄带处理程序，根据语音编码的传输速率将所述音频数据转换成宽带射频调制数据或窄带射频调制数据，若所述音频数据转换成宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP，若所述音频数据转换成窄带射频调制数据，是第一数字处理核DSP基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器。
优选地，在上述宽窄带融合系统中，所述第二数字信号处理核DSP，用于处理宽带射频调制数据，并输出给所述外设电路，包括：
基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理后生成的，并将生成的宽带射频调制数据输出给所述外设电路。
优选地，在上述宽窄带融合系统中，所述可编程器件控制器，用于输出窄带射频调制数据到所述外设电路及接收所述第一数字信号处理核DSP输出的音频数据和窄带射频调制数据，包括：
基于实时通信的最高优先级定时器管理功能(Layer one timer，L1timer)对窄带射频调制数据进行窄带射频技术时序控制处理，并将处理后的窄带射频调制数据输出至所述外设电路。
优选地，在上述宽窄带融合系统中，所述外设电路包括:宽窄带外设电路和可编程器件控制器外设电路；
所述宽窄带外设电路包括：LTE收发器、音频模块和麦克风传输音频PDM Codec；
所述LTE收发器，用于输出宽带射频调制数据；
所述音频模块，用于收发音频数据；
所述麦克风传输音频PDM Codec，用于采集音频数据；
所述可编程器件控制器外设电路包括：射频模块；
所述射频模块，用于输出窄带射频调制数据。
优选地，所述可编程器件控制器外设电路还包括：第一显示模块；
所述第一显示模块，用于在所述宽窄带业务时，显示窄带射频调制数据提供的所述外设电路的工作状态。
本申请第二方面公开了一种语音通信方法，适用于本申请第一方面公开的宽窄带融合系统，所述宽窄带融合系统包括片上系统芯片SOC、可编程器件控制器和外设电路的宽窄带融合系统，所述片上系统芯片SOC包括芯片处理器核ARM、第一数字信号处理核DSP和第二数字信号处理核DSP，所述方法包括：
所述芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序；
所述第一数字信号处理核DSP处理窄带射频调制数据，并输出给所述可编程器件控制器；
所述第二数字信号处理核DSP处理宽带射频调制数据，并输出给所述外设电路；
所述可编程器件控制器输出所述窄带射频调制数据到所述外设电路及接收所述第一数字信号处理核DSP输出的音频数据和窄带射频调制数据；
所述外设电路输出宽带射频调制数据或窄带射频调制数据。
优选地，在上述语音通信方法中，所述芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序，包括：
所述第一数字信号处理核DSP接收外设电路采集的音频数据，并基于公共音频处理模块进行业务编码处理，及通过所述芯片处理器核ARM来判断所述业务编码处理的业务为宽带业务、窄带业务或宽窄带业务；
若是窄带业务，则执行窄带处理程序，将所述音频数据转换成与窄带业务对应的窄带射频调制数据，是所述第一数字信号处理核DSP中基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器；
若是宽带业务，则执行宽带处理程序，将所述音频数据转换成与宽带业务对应的宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP；
若是宽窄带业务，则执行宽窄带处理程序，根据语音编码的传输速率将所述音频数据转换成宽带射频调制数据或窄带射频调制数据，若所述音频数据转换成宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP，若所述音频数据转换成窄带射频调制数据，是所述第一数字信号处理核DSP中基于窄带声码器/窄带空口协议/窄带物理层对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器。
优选地，在上述语音通信方法中，所述第二数字信号处理核DSP处理宽带射频调制数据，并输出给所述外设电路，包括：
基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理后生成的，并将生成的宽带射频调制数据输出给所述外设电路。
本申请第三方面公开了一种终端，包括本申请第一方面公开的宽窄带融合系统，所述终端包括：宽带终端、窄带终端或宽窄带终端。
经由上述技术方案可知，本申请公开一种宽窄带融合系统、终端和语音通信方法，通过芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是窄带业务或宽窄带业务的窄带射频调制数据，第一数字信号处理核DSP将音频数据和窄带射频调制数据输出至可编程器件控制器，可编程器件控制器将处理的窄带射频调制数据输出至外设电路。若是宽带业务或宽窄带业务的宽带射频调制数据，将宽带射频调制数据输出给第二数字信号 处理核DSP，第二数字信号处理核DSP将处理的宽带射频调制数据输出给外设电路。因此，通过上述方案的实现过程，能够使对讲机灵活切换各种传输模式及多种模式共存，并满足专网发展的趋势。
附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图获得其他的附图。
图1为本申请实施例公开的一种宽窄带融合系统的结构示意图；
图2为本申请实施例公开的一种宽窄带融合系统的结构示意图；
图3为本申请实施例公开的一种宽窄带融合系统的结构示意图；
图4为本申请实施例公开的一种语音通信方法的流程示意图。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
在本申请中，术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素，而且还包括没有明确列出的其他要素，或者是还包括为这种过程、方法、物品或者设备所固有的要素。在没有更多限制的情况下，由语句“包括一个……”限定的要素，并不排除在包括所述要素的过程、方法、物品或者设备中还存在另外的相同要素。
由背景技术可知，专网中的对讲机，只能在同一宽带公网或专网，或者窄带专网内进行语音对讲和数据通信，不能相互切换。这类对讲机实现了智能化，但通信传输模式较为单一。因此，本申请公开了一种宽窄带融合系统、终端和 语音通信方法，以解决现有技术中对讲机的通信传输模式较为单一，且不能灵活切换各种传输模式及不能使多种模式共存，仍然不能满足未来专网的发展趋势的问题。
如图1所述，为本申请实施例公开的一种宽窄带融合系统的结构示意图，该宽窄带融合系统适用于对讲机，包括：片上系统芯片SOC，可编程器件控制器101和外设电路102。
基于上述图1所述的宽窄带融合系统，本申请实施例在具体实现中，还公开了图1示出的片上系统芯片SOC中的第一数字信号处理核DSP1、第二数字信号处理核DSP2和芯片处理器核ARM，外设电路102中的可编程器件控制器外设电路103和宽窄带外设电路104的具体结构，如图2所示。
片上系统芯片SOC包括：第一数字信号处理核DSP1、第二数字信号处理核DSP2和芯片处理器核ARM，第一数字信号处理核DSP1、第二数字信号处理核DSP2和芯片处理器核ARM之间通过远程过程调用RPC连接。
所述第一数字信号处理核DSP1，用于处理窄带射频调制数据，并输出给所述可编程器件控制器101。
可选的，所述第一数字信号处理核DSP1在接收所述外设电路102采集的音频数据，并基于公共音频处理模块进行业务编码处理。
需要说明的是，所述第一数字信号处理核DSP1可取代传统的对讲机的主控制器，作为声音的数字信号处理核ADSP或应用的数字信号处理核ADSP，用于实现音频的应用。
进一步，需要说明的是，在所述声音的数字信号处理核ADSP或所述应用的数字信号处理核ADSP中，主要运行数字无线通信技术DMR，警用数字集群PDT或泛欧数字集群系统TETRA等窄带通信设备的协议栈，物理层，及对实时性要求相对高的宽/窄带语音和窄带射频技术数据和公共音频。
所述芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP2，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP1进行处理后，输出给所述可编程器件控制器101，若是宽窄带业务，则执行宽窄带处 理程序。
需要说明的是，若是窄带业务，将所述音频数据转换成与窄带业务对应的窄带射频调制数据，是所述第一数字信号处理核DSP1基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将处理后的窄带射频调制数据输出至所述可编程器件控制器101。
若是宽带业务，将所述音频数据转换成与宽带业务对应的宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP2。
若是宽窄带业务，根据语音编码的传输速率将所述音频数据转换成宽带射频调制数据或窄带射频调制数据，若所述音频数据转换成宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP2，若所述音频数据转换成窄带射频调制数据，是所述第一数字信号处理核DSP1基于声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将处理后的窄带射频调制数据输出至所述可编程器件控制器101。
所述第二数字信号处理核DSP2，用于处理所述宽带业务或所述宽窄带业务的宽带射频调制数据，并输出给所述外设电路102。
可选的，所述第二数字信号处理核DSP2，用于处理所述宽带业务或所述宽窄带业务的宽带射频调制数据，是基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理后生成的。
所述可编程器件控制器101与所述第一数字信号处理核DSP1之间通过集成电路内置音频总线I2S连接，所述可编程器件控制器101，用于输出所述窄带射频调制数据到所述外设电路102及接收所述第一数字信号处理核DSP1输出的音频数据和窄带射频调制数据。
需要说明的是，所述可编程器件控制器101与所述第一数字信号处理核DSP1之间不仅可以通过集成电路内置音频总线I2S连接，还可以通过串行外设接口连接或并行外设接口连接。
可选的，所述可编程器件控制器101，用于输出窄带射频调制数据到所述外设电路102，是基于实时通信的最高优先级定时器管理功能(Layer one timer,L1timer)对窄带射频调制数据进行窄带射频技术时序控制处理，并将处理后的窄带射频调制数据输出至所述外设电路102。
需要说明的是，所述时序控制处理是窄带射频调制数据通过的时间顺序进行控制处理。也就是说，实时通信的最高优先级定时器管理功能(Layer one timer,L1timer)对窄带射频调制数据依据时间顺序控制窄带射频调制数据的输出。
所述外设电路102通过串行外设接口SPI与所述片上系统芯片SOC和所述可编程器件控制器101相连，用于输出宽带射频调制数据或窄带射频调制数据。
可选的，所述外设电路102包括可编程器件控制器外设电路103和宽窄带外设电路104。
其中，所述可编程器件控制器外设电路103包括：射频模块108。
所述射频模块108，用于输出窄带射频调制数据和接收宽窄带射频调制数据。
所述宽窄带外设电路104包括：麦克风传输音频PDM Codec105、音频模块106和LTE收发器107。
所述LTE收发器107，用于输出宽带射频调制数据和接收宽窄带射频调制数据。
所述音频模块106，用于收发音频数据。
所述麦克风传输音频PDM Codec 105，用于采集和输出音频数据。
进一步，需要说明的是，所述外设电路102还可以从宽窄带外设电路104的LTE收发器107或可编程器件控制器外设电路103的射频模块108接收宽带射频调制数据或窄带射频调制数据。
若所述LTE收发器107接收宽带射频调制数据，将宽带射频调制数据传给所述第二数字信号处理核DSP2，基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理生成的，并将生成的宽带射频调制数据传给第一数字信号处理核DSP1中公共音频处理模块，基于语音编码的传输速率处理成音频数据，通过所述宽窄带外设电路104音频模块输出。若所述LTE收发器107接收窄带射频调制数据，把经过第二数字信号处理核DSP2的窄带射频调制数据传给第一数字信号处理核DSP1，基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理生成的，并将处理后的窄带射频调制数据输出给可编程器件控制器101，所述可编程器件控制器101对所述窄带射频调制数据进行 处理后，将窄带射频调制数据传给所述可编程器件控制器外设电路103的射频模块108输出。
若所述射频模块108接收到宽带射频调制数据，则把经过可编程器件控制器101的宽带射频调制数据通过集成电路内置音频总线I2S传递给第一数字信号处理核DSP1，所述第一数字信号处理核DSP1再将宽带射频调制数据输出至第二数字信号处理核DSP2，基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理生成的，并将生成的宽带射频调制数据传给LTE收发器107输出。
若射频模块108接收到窄带射频调制数据，所述窄带射频调制数据经过所述可编程器件控制器101实时控制技术处理后，并通过集成电路内置音频总线I2S传递第一数字信号处理核DSP1，基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理生成的，并将生成的窄带射频调制数据传给第一数字信号处理核DSP1中公共音频处理模块，处理成音频数据，通过所述宽窄带外设电路104音频模块106输出。
基于上述图1和图2所示的宽窄带融合系统，本申请实施例在具体实现中，还公开了图2示出的芯片处理器核ARM中的宽带应用BB APP、窄带应用NB APP、公有/私有框架Common Framework和公共平台Common Android platform，可编程器件中的电平转换单元Level Shift、端口扩展单元Port Extension、时钟管理单元Clock Division和端口切换单元Port Switching，宽窄带外设电路中的晶振模块114、电源模块115、SIM卡116、TF117、摄像头118、传感器119、储存器120、第二显示模块121、定位模块122和无线模块123，和可编程器件控制器外设电路中的第一显示模块109、加密SIM卡110、加密TF卡111、配件接口112和按键模块113的具体结构，如图3所示。
需要说明的是，所述公共音频处理模块包括：公共声音编解码Common Audio pressing PDM和公共算法Common Algorithms用于处理宽带、窄带和宽窄带的音频信号。
需要说明的是，所述芯片处理器核ARM在所述宽带业务下执行宽带处理程序，是指在所述芯片处理器核ARM里面的宽带应用BB APP，用于在所述宽带业务下执行宽带处理程序。所述芯片处理器核ARM在所述窄带业务下执行 窄带处理程序，是指在所述芯片处理器核ARM里面的窄带应用NB APP，用于在所述窄带业务下执行窄带处理程序。所述芯片处理器核ARM在所述宽窄带业务下执行宽窄带处理程序，是指在所述芯片处理器核ARM里面的公有/私有框架Common Framework，用于在所述宽窄带业务下执行宽窄带处理程序。
进一步，需要说明的是，所述芯片处理器核ARM还包括：公共平台Common Android platform。
所述公共平台包含安卓操作系统、Linux内核，控制对应的宽带外设模块及窄带外设模块、文件管理、存储管理、网络管理和功耗管理等。
需要说明的是，所述可编程器件控制器101还包括：电平转换单元Level Shift、端口扩展单元Port Extension、时钟管理单元Clock Division和端口切换单元Port Switching。
所述电平转换单元Level Shift为窄带电平转换，
所述端口扩展单元Port Extension，用于扩展外围接口。
所述时钟管理单元Clock Division，用于实现时钟振荡功能，提供出基准的时钟信号。
所述端口切换单元Port Switching，用于切换端口数据。
可选的，所述可编程器件控制器外设电路103还包括第一显示模块109，所述第一显示模块109，用于在所述宽窄带业务时，显示窄带射频调制数据提供的所述外设电路的工作状态。
需要说明的是，所述可编程器件控制器外设电路103还包括：加密SIM卡110、加密TF卡111、配件接口112和按键模块113。
所述加密SIM卡110为窄带用户身份识别卡。
所述加密TF卡111为窄带扩展存储卡。
所述配件接口112，用于提供宽窄带通信设备与外接配件所需接口。
所述按键模块113，用于提供控制按键。
所述宽窄带外设电路104还包括：晶振模块114、电源模块115、SIM卡116、TF117、摄像头118、传感器119、储存器120、第二显示模块121、定位模块122、无线模块123。
所述晶振模块114为宽带和窄带系统提供基本和稳定的时钟信号。
所述电源模块115，用于为片上系统芯片SOC和可编程器件控制器提供工作电源。
所述SIM卡116为宽带用户身份识别卡。
所述TF117为宽带扩展存储卡。
所述摄像头118在宽窄带对讲机使用过程中，用于拍照、摄像、监控、录像和视频聊天等。
所述传感器119为一种宽窄带检测装置。
所述储存器120为随机存取RAM、只读存储器ROM或闪存Flash Memory等内存资源。
所述第二显示模块121为触摸显示屏幕。
所述定位模块122可为全球定位系统GPS、北斗卫星定位系统、全球卫星导航系统GLONASS等全球导航卫星系统GNSS定位模块。
所述无线模块123包括蓝牙、无线网络WI-FI和近场通信NFC等无线通信。
基于上述公开的宽窄带融合系统的具体实现过程，这里进行举例说明：
宽窄带融合的对讲机，利用外设电路的麦克风传输音频采集一号宽窄带融合的对讲机的音频数据，基于第一数字信号处理核DSP1的公共音频处理模块，进行业务编码处理，通过所述芯片处理器核ARM判断所述业务编码处理的业务为宽带业务、窄带业务或宽窄带业务。若是窄带业务或宽窄带业务的窄带射频调制数据，第一数字信号处理核DSP1将音频数据和窄带射频调制数据输出至所述可编程器件控制器，基于实时通信的最高优先级定时器管理功能对窄带射频调制数据进行窄带射频技术时序控制处理，并将处理后的窄带射频调制数据输出至所述外设电路。若是宽带业务或宽窄带业务的宽带射频调制数据，将宽带射频调制数据输出给所述第二数字信号处理核DSP2，基于宽带声码器/宽带空口协议/快带物理层PS2/PL2对音频或数据处理后生成的，并将生成的宽带射频调制数据输出给所述外设电路。二号宽窄带融合的对讲机接收到射频转换的音频数据，通过二号宽窄带融合的对讲机的外设电路接收到一号宽窄带融合的对讲机的宽带射频调制数据或窄带射频调制数据后，基于上述一号宽窄带融合的对讲机语音数据的传输的逆过程，把射频转换的音频数据。
本申请实施例中，通过所述芯片处理器核判断业务编码处理的业务为宽带 业务、窄带业务或宽窄带业务，若是窄带业务或宽窄带业务的窄带射频调制数据，第一数字信号处理核将音频数据和窄带射频调制数据输出至可编程器件控制器，所述可编程器件控制器将处理的窄带射频调制数据输出至外设电路。若是宽带业务或宽窄带业务的宽带射频调制数据，将宽带射频调制数据输出给所述第二数字信号处理核，所述第二数字信号处理核将处理的宽带射频调制数据输出给所述外设电路。由此，使对讲机能灵活切换各种传输模式及多种模式共存，并满足专网发展的趋势。
基于上述本申请实施例公开的宽窄带融合系统，本申请实施例还对应公开了一种基于该宽窄带融合系统的语音通信方法。该语音通信方法适用于上述公开的宽窄带融合系统。如图4所示，本申请实施例公开的一种语音通信方法的流程示意图，该语音通信方法包括：
步骤S401：所述芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序。
需要说明的是，若是窄带业务，则执行窄带处理程序，将所述音频数据转换成与窄带业务对应的窄带射频调制数据，在所述第一数字信号处理核DSP中基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器。
若是宽带业务，则执行宽带处理程序，将所述音频数据转换成与宽带业务对应的宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP。
若是宽窄带业务，则执行宽窄带处理程序，根据语音编码的传输速率将所述音频数据转换成宽带射频调制数据或窄带射频调制数据，若所述音频数据转换成宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP，若所述音频数据转换成窄带射频调制数据，在所述第一数字信号处理核DSP中基于窄带声码器/窄带空口协议/窄带物理层对音频或数据处理后生 成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器。
步骤S402：第一数字信号处理核DSP处理窄带射频调制数据，并输出给所述可编程器件控制器。
可选的，第一数字信号处理核DSP接收外设电路采集的音频数据，并基于公共音频处理模块进行业务编码处理。
步骤S403：第二数字信号处理核DSP处理宽带射频调制数据，并输出给外设电路。
可选的，第二数字信号处理核处理宽带射频调制数据，基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理后生成的，并将生成的宽带射频调制数据输出给所述外设电路。
步骤S404：可编程器件控制器输出窄带射频调制数据到外设电路及接收第一数字信号处理核输出的音频数据和窄带射频调制数据。
步骤S405：外设电路输出宽带射频调制数据或窄带射频调制数据。
本申请实施例公开的语音通信方法中各个单元或设备所执行的相应操作的原理可参见上述本申请宽窄带融合系统中相同的部分，这里不再赘述。
综上所述，本申请实施例公开的语音通信方法，通过所述芯片处理器核判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是窄带业务或宽窄带业务的窄带射频调制数据，第一数字信号处理核将音频数据和窄带射频调制数据输出至可编程器件控制器，所述可编程器件控制器将处理后的窄带射频调制数据输出至外设电路。若是宽带业务或宽窄带业务的宽带射频调制数据，将宽带射频调制数据输出给所述第二数字信号处理核，所述第二数字信号处理核将处理的宽带射频调制数据输出给所述外设电路。因此，本申请能使对讲机灵活切换各种传输模式及多种模式共存，并满足专网发展的趋势。
本说明书中的各个实施例均采用递进的方式描述，各个实施例之间相同相似的部分互相参见即可，每个实施例重点说明的都是与其他实施例的不同之处。尤其，对于系统或系统实施例而言，由于其基本相似于方法实施例，所以描述得比较简单，相关之处参见方法实施例的部分说明即可。以上所描述的系统及系统实施例仅仅是示意性的，其中所述作为分离部件说明的单元可以是或者也可以不是物理上分开的，作为单元显示的部件可以是或者也可以不是物理 单元，即可以位于一个地方，或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部模块来实现本实施例方案的目的。本领域普通技术人员在不付出创造性劳动的情况下，即可以理解并实施。
专业人员还可以进一步意识到，结合本文中所公开的实施例描述的各示例的单元及算法步骤，能够以电子硬件、计算机软件或者二者的结合来实现，为了清楚地说明硬件和软件的可互换性，在上述说明中已经按照功能一般性地描述了各示例的组成及步骤。这些功能究竟以硬件还是软件方式来执行，取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能，但是这种实现不应认为超出本发明的范围。
对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下，在其它实施例中实现。因此，本发明将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。

Claims (10)

  1. 一种宽窄带融合系统，其特征在于，适用于对讲机，包括：片上系统芯片SOC、可编程器件控制器和外设电路；
    所述片上系统芯片SOC包括芯片处理器核ARM、第一数字信号处理核DSP和第二数字信号处理核DSP，所述第一数字信号处理核DSP、所述第二数字信号处理核DSP和所述芯片处理器核ARM之间通过远程过程调用RPC连接；
    所述芯片处理器核ARM，用于判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序；
    所述第一数字信号处理核DSP，用于处理窄带射频调制数据，并输出给所述可编程器件控制器；
    所述第二数字信号处理核DSP，用于处理宽带射频调制数据，并输出给所述外设电路；
    所述可编程器件控制器与所述第一数字信号处理核DSP相连，所述可编程器件控制器，用于接收所述第一数字信号处理核DSP输出的音频数据和窄带射频调制数据及将处理后的所述窄带射频调制数据输出到所述外设电路；
    所述外设电路通过串行外设接口SPI与所述片上系统芯片SOC和所述可编程器件控制器相连，用于输出宽带射频调制数据或窄带射频调制数据。
  2. 根据权利要求1所述的系统，其特征在于，所述芯片处理器核ARM，用于判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序，包括：
    所述第一数字信号处理核DSP，用于接收外设电路采集的音频数据，并基于公共音频处理模块进行业务编码处理，及通过所述芯片处理器核ARM判断 所述业务编码处理的业务为宽带业务、窄带业务或宽窄带业务；
    若是窄带业务，则执行窄带处理程序，将所述音频数据转换成与窄带业务对应的窄带射频调制数据，是所述第一数字信号处理核DSP基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器；
    若是宽带业务，则执行宽带处理程序，将所述音频数据转换成与宽带业务对应的宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP；
    若是宽窄带业务，则执行宽窄带处理程序，根据语音编码的传输速率将所述音频数据转换成宽带射频调制数据或窄带射频调制数据，若所述音频数据转换成宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP，若所述音频数据转换成窄带射频调制数据，是第一数字处理核DSP基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器。
  3. 根据权利要求1所述的系统，其特征在于，所述第二数字信号处理核DSP，用于处理宽带射频调制数据，并输出给所述外设电路，包括：
    基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理后生成的，并将生成的宽带射频调制数据输出给所述外设电路。
  4. 根据权利要求1所述的系统，其特征在于，所述可编程器件控制器，用于接收所述第一数字信号处理核DSP输出的音频数据和窄带射频调制数据及将处理后的所述窄带射频调制数据输出到所述外设电路，包括：
    基于实时通信的最高优先级定时器管理功能(Layer one timer，L1timer)对接收的所述窄带射频调制数据进行窄带射频技术时序控制处理，并将处理后的窄带射频调制数据输出至所述外设电路。
  5. 根据权利要求1所述的系统，其特征在于，所述外设电路包括：宽窄带外设电路和可编程器件控制器外设电路；
    所述宽窄带外设电路包括：LTE收发器、音频模块和麦克风传输音频PDM Codec；
    所述LTE收发器，用于输出宽带射频调制数据；
    所述音频模块，用于收发音频数据；
    所述麦克风传输音频PDM Codec，用于采集音频数据；
    所述可编程器件控制器外设电路包括：射频模块；
    所述射频模块，用于输出窄带射频调制数据。
  6. 根据权利要求5所述的系统，其特征在于，所述可编程器件控制器外设电路还包括：第一显示模块；
    所述第一显示模块，用于在所述宽窄带业务时，显示窄带射频调制数据提供的所述外设电路的工作状态。
  7. 一种语音通信方法，其特征在于，适用于权利要求1-6中任一项所述的宽窄带融合系统，所述宽窄带融合系统包括片上系统芯片SOC、可编程器件控制器和外设电路的宽窄带融合系统，所述片上系统芯片SOC包括芯片处理器核ARM、第一数字信号处理核DSP和第二数字信号处理核DSP，所述方法包括：
    所述芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制器，若是宽窄带业务，则执行宽窄带处理程序；
    所述第一数字信号处理核DSP处理窄带射频调制数据，并输出给所述可编程器件控制器；
    所述第二数字信号处理核DSP处理宽带射频调制数据，并输出给所述外设电路；
    所述可编程器件控制器输出所述窄带射频调制数据到所述外设电路及接收所述第一数字信号处理核DSP输出的音频数据和窄带射频调制数据；
    所述外设电路输出宽带射频调制数据或窄带射频调制数据。
  8. 根据权利要求7所述的方法，其特征在于，所述芯片处理器核ARM判断业务编码处理的业务为宽带业务、窄带业务或宽窄带业务，若是宽带业务，则执行宽带处理程序，将宽带射频调制数据输出给所述第二数字信号处理核DSP，若是窄带业务，则执行窄带处理程序，将音频数据和窄带射频调制数据输出至所述第一数字信号处理核DSP进行处理后，输出给所述可编程器件控制 器，若是宽窄带业务，则执行宽窄带处理程序，包括：
    所述第一数字信号处理核DSP接收外设电路采集的音频数据，并基于公共音频处理模块进行业务编码处理，及通过所述芯片处理器核ARM来判断所述业务编码处理的业务为宽带业务、窄带业务或宽窄带业务；
    若是窄带业务，则执行窄带处理程序，将所述音频数据转换成与窄带业务对应的窄带射频调制数据，是所述第一数字信号处理核DSP中基于窄带声码器/窄带空口协议/窄带物理层PS1/PL1对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器；
    若是宽带业务，则执行宽带处理程序，将所述音频数据转换成与宽带业务对应的宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP；
    若是宽窄带业务，则执行宽窄带处理程序，根据语音编码的传输速率将所述音频数据转换成宽带射频调制数据或窄带射频调制数据，若所述音频数据转换成宽带射频调制数据，将所述宽带射频调制数据输出至所述第二数字信号处理核DSP，若所述音频数据转换成窄带射频调制数据，是所述第一数字信号处理核DSP中基于窄带声码器/窄带空口协议/窄带物理层对音频或数据处理后生成的，并将生成的窄带射频调制数据输出至所述可编程器件控制器。
  9. 根据权利要求7所述的方法，其特征在于，所述第二数字信号处理核DSP处理宽带射频调制数据，并输出给所述外设电路，包括：
    基于宽带声码器/宽带空口协议/宽带物理层PS2/PL2对音频或数据处理后生成的，并将生成的宽带射频调制数据输出给所述外设电路。
  10. 一种终端，其特征在于，包括权利要求1-6任一项所述的宽窄带融合系统，所述终端包括：宽带终端、窄带终端或宽窄带终端。
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114679192A (zh) * 2020-12-24 2022-06-28 海能达通信股份有限公司 一种宽窄带多模终端
EP4254213A4 (en) * 2022-02-17 2024-06-12 Beijing Baidu Netcom Science And Technology Co. Ltd. Speech chip implementation method, speech chip, and related device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110065406A1 (en) * 2009-09-11 2011-03-17 Montage Technology (Shanghai) Co., Ltd. Method and apparatus for processing signal
CN206461606U (zh) * 2017-01-04 2017-09-01 力同科技股份有限公司 一种数字对讲芯片及数字对讲设备
CN108616670A (zh) * 2016-12-13 2018-10-02 海能达通信股份有限公司 一种宽窄带通信设备及方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110065406A1 (en) * 2009-09-11 2011-03-17 Montage Technology (Shanghai) Co., Ltd. Method and apparatus for processing signal
CN108616670A (zh) * 2016-12-13 2018-10-02 海能达通信股份有限公司 一种宽窄带通信设备及方法
CN206461606U (zh) * 2017-01-04 2017-09-01 力同科技股份有限公司 一种数字对讲芯片及数字对讲设备

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114679192A (zh) * 2020-12-24 2022-06-28 海能达通信股份有限公司 一种宽窄带多模终端
CN114679192B (zh) * 2020-12-24 2023-06-09 海能达通信股份有限公司 一种宽窄带多模终端
EP4254213A4 (en) * 2022-02-17 2024-06-12 Beijing Baidu Netcom Science And Technology Co. Ltd. Speech chip implementation method, speech chip, and related device

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