WO2019015016A1 - Procédé, dispositif et système d'optimisation de coexistence basés sur un boîtier décodeur pour wifi et bluetooth - Google Patents

Procédé, dispositif et système d'optimisation de coexistence basés sur un boîtier décodeur pour wifi et bluetooth Download PDF

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Publication number
WO2019015016A1
WO2019015016A1 PCT/CN2017/098893 CN2017098893W WO2019015016A1 WO 2019015016 A1 WO2019015016 A1 WO 2019015016A1 CN 2017098893 W CN2017098893 W CN 2017098893W WO 2019015016 A1 WO2019015016 A1 WO 2019015016A1
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WO
WIPO (PCT)
Prior art keywords
bluetooth
top box
wifi
set top
speed limit
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Application number
PCT/CN2017/098893
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English (en)
Chinese (zh)
Inventor
曹黎
Original Assignee
深圳创维数字技术有限公司
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Publication of WO2019015016A1 publication Critical patent/WO2019015016A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
    • H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
    • H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
    • H04N21/42221—Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]

Definitions

  • the present disclosure relates to the field of set top box technologies, for example, to a method, device and system for optimizing a WiFi and Bluetooth coexistence based on a set top box.
  • WiFi Wireless Fidelity
  • Bluetooth can be 802.11b/g compliant wireless LAN (Wireless Local Area Networks, WLAN) devices that operate in the 2.4G band, Supports up to 14 channels, ranging from 2412MHz to 2484MHz, different national standards. The bandwidth of each channel is 22MHz, which is 11MHz from the center frequency.
  • Bluetooth is also working in the 2.4G band, and the Bluetooth band is from 2401MHz. Up to 2479MHz, each channel occupies 1MHz, a total of 79 channels.
  • WiFi and Bluetooth basically work in the same frequency band and coexist on one module and share antenna resources, the two work at the same time will interfere with each other.
  • the larger the amount of data the more antenna resources are occupied, and the two The more serious the interference, the lower the coexistence performance of WiFi and Bluetooth.
  • the present disclosure provides a method, a device and a system for optimizing a WiFi and Bluetooth coexistence based on a set top box.
  • the main purpose is to overcome the problem of coexistence of WiFi and Bluetooth coexistence and improve the coexistence performance of WiFi and Bluetooth.
  • the embodiment provides a WiFi and Bluetooth coexistence optimization method based on a set top box, including:
  • the set top box receives and parses the data packet sent by the Bluetooth remote controller
  • the data packet carries a preset data volume indication instruction, writing a speed limit control flow instruction on the set top box, where the preset data volume indication instruction is used to indicate that the data volume of the Bluetooth remote controller is greater than or equal to The number of preset data volume thresholds is transmitted;
  • the WiFi is limited in speed control.
  • the preset data volume indication instruction in the set-top box-based WIFi and Bluetooth coexistence optimization method provided in this embodiment is specifically used to indicate that the Bluetooth remote controller performs upgrade data transmission, performs Bluetooth voice data transmission, or performs Bluetooth audio. data transmission.
  • the set top box includes a WiFi Bluetooth module and a set top box main end, and the set top box receives and parses the data packet sent by the Bluetooth remote controller, including:
  • the set top box of the set top box parses the data packet at a Bluetooth protocol layer.
  • the set-top box-based WIFi and Bluetooth coexistence optimization method provided in the embodiment includes: writing a speed limit control flow instruction on the set top box includes :
  • the main unit of the set top box parses that the data packet carries a preset data quantity indication instruction, write a speed limit control flow instruction on the WiFi bluetooth module through an asynchronous transceiver interface;
  • the speed limit control of the WiFi includes:
  • the WiFi bluetooth module After receiving the speed limit control flow instruction, the WiFi bluetooth module performs speed limit control on the WiFi according to the speed limit control flow instruction.
  • the Bluetooth remote controller determines whether a quantity transmission in which the amount of data is greater than or equal to a preset data amount threshold is required
  • the Bluetooth remote controller in the set-top box-based WIFi and Bluetooth coexistence optimization method provided in the embodiment determines whether the amount of data required to be greater than or equal to the preset data amount threshold is:
  • the Bluetooth remote control determines whether upgrade data transmission is required, Bluetooth voice data transmission or Bluetooth audio data transmission.
  • the embodiment further provides a set-top box-based WiFi and Bluetooth coexistence optimization device, the device comprising: a processor, a memory, and a WiFi and a Bluetooth stored on the memory and operable on the processor
  • the coexistence optimization program, the WiFi and Bluetooth coexistence optimization program includes:
  • a receiving unit configured to receive a data packet sent by the Bluetooth remote controller
  • a parsing unit configured to parse the data packet received by the receiving unit
  • a writing unit configured to write a speed limit control flow instruction on the set top box if the parsing unit parses out that the data packet carries a preset data quantity indication instruction, where the preset data quantity indication instruction is used Marking, by the Bluetooth remote controller, a quantity transmission in which the amount of data is greater than or equal to a preset data amount threshold;
  • the speed limit control unit is configured to perform speed limit control on the WiFi according to the speed limit flow control command written by the writing unit.
  • the preset data volume indication instruction in the set-top box-based WiFi and Bluetooth coexistence optimization apparatus provided in this embodiment is specifically configured to indicate that the Bluetooth remote controller performs upgrade data transmission, performs Bluetooth voice data transmission, or performs Bluetooth audio. data transmission.
  • the embodiment further provides another set-top box-based WiFi and Bluetooth coexistence optimization device, the device comprising: a processor, a memory, and a WiFi and stored on the memory and operable on the processor Bluetooth coexistence optimization program, the WiFi and Bluetooth coexistence optimization program includes:
  • a determining unit configured to determine whether the Bluetooth remote controller needs to transmit a quantity whose data amount is greater than or equal to a preset data amount threshold
  • a sending unit configured to: if the determining unit needs to perform a quantity transmission with a data amount greater than or equal to a preset data amount threshold, send a data packet carrying a preset data quantity indication instruction to the set top box, so that the set top box writes locally
  • the speed limit control flow instruction is entered, and the speed limit flow control of the WiFi is performed according to the speed limit control flow instruction.
  • the embodiment further provides a set top box, including:
  • At least one processor At least one processor
  • the memory stores instructions executable by the at least one processor, the instructions being executed by the at least one processor to cause the at least one processor to perform a set top box execution method as described.
  • the embodiment further provides a Bluetooth remote controller, including:
  • At least one processor At least one processor
  • the memory stores instructions executable by the at least one processor, the instructions being executed by the at least one processor to cause the at least one processor to perform a Bluetooth remote control execution method as described.
  • the embodiment further provides a computer readable storage medium storing processor executable instructions for performing a set top box method as described above.
  • the embodiment further provides a computer readable storage medium storing processor executable instructions for performing a Bluetooth remote control execution method as described above.
  • the embodiment further provides a set-top box-based WiFi and Bluetooth coexistence optimization system, the system comprising at least one set top box, and at least one Bluetooth remote controller;
  • the set top box receives and parses a data packet sent by the Bluetooth remote controller; if the data packet carries a preset data volume indication instruction, writing a speed limit control flow instruction on the set top box, the preset data volume marking instruction a quantity transmission for indicating that the Bluetooth remote controller performs a data amount greater than or equal to a preset data amount threshold;
  • the set top box controls the speed limit of the WiFi according to the speed limit control flow instruction.
  • the present disclosure provides a method, a device and a system for optimizing a WiFi and a Bluetooth coexistence based on a set-top box.
  • a Bluetooth remote controller By parsing a data packet sent by a Bluetooth remote controller, it can be parsed whether the data packet carries a preset data volume indication instruction.
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed, the duty ratio of the Bluetooth to the shared antenna resource is increased, the interference of the WiFi to the Bluetooth is reduced, and the Bluetooth remote control big data is ensured.
  • the normal and efficient transmission in order to overcome the problem of coexistence of WiFi and Bluetooth coexistence, improve the coexistence performance of WiFi and Bluetooth.
  • FIG. 1 is a flowchart of a method for optimizing a WiFi and Bluetooth coexistence based on a set top box according to an embodiment of the present disclosure
  • FIG. 2 is a flowchart of another method for optimizing a WiFi and Bluetooth coexistence based on a set top box according to an embodiment of the present disclosure
  • FIG. 3 is a flowchart of still another method for optimizing a WiFi and Bluetooth coexistence based on a set top box according to an embodiment of the present disclosure
  • FIG. 4 is a flowchart of still another method for optimizing a WiFi and Bluetooth coexistence based on a set top box according to an embodiment of the present disclosure
  • FIG. 5 is a schematic structural diagram of a set-top box WiFi and Bluetooth coexistence optimization apparatus according to an embodiment of the present disclosure
  • FIG. 6 is a schematic structural diagram of another set-top box WiFi and Bluetooth coexistence optimization apparatus according to an embodiment of the present disclosure
  • FIG. 7 is a schematic structural diagram of still another set-top box WiFi and Bluetooth coexistence optimization apparatus according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of still another set-top box WiFi and Bluetooth coexistence optimization apparatus according to an embodiment of the present disclosure
  • FIG. 9 is a schematic structural diagram of a set-top box WiFi and Bluetooth coexistence optimization system according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic structural diagram of another set-top box WiFi and Bluetooth coexistence optimization system according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic diagram showing the physical structure of a set top box according to an embodiment of the present disclosure.
  • FIG. 12 is a schematic structural diagram of hardware of a set top box according to an embodiment of the present disclosure.
  • FIG. 13 is a schematic diagram showing the physical structure of a Bluetooth remote controller according to an embodiment of the present disclosure.
  • An embodiment of the present disclosure provides a method for optimizing a WiFi and Bluetooth coexistence based on a set top box. As shown in FIG. 1 , the method includes:
  • step 101 the set top box receives and parses the data packet sent by the Bluetooth remote control.
  • the data packet may include a data packet header, valid data, a data packet tail, and a check digit.
  • the set top box After receiving the data packet, the set top box determines, at its Bluetooth protocol layer, whether the data packet contains valid data; if yes, determining whether the valid data is a preset data volume indication instruction according to a corresponding check digit in the data packet. .
  • the Bluetooth remote controller may send a data packet carrying a preset data amount indication instruction to the set top box before performing a large amount of data transmission.
  • the corresponding number of data packets may be parsed according to the preset data volume indication instruction.
  • step 102 if the data packet carries a preset data volume indication instruction, a speed limit control flow instruction is written on the set top box.
  • the preset data amount indication instruction is used to indicate that the Bluetooth remote controller performs data transmission that the data amount is greater than or equal to a preset data amount threshold.
  • the preset data amount indication instruction may be represented by a fixed character string, and the fixed character string may be customized according to the actual situation of the user, and the embodiment of the present disclosure is not limited herein.
  • the preset data volume threshold may be set according to the actual needs of the user, or may be set according to the system default mode, which is not limited in the embodiment of the present disclosure.
  • the set-top box parses out that the data packet carries a preset data volume indication instruction, it indicates that the Bluetooth remote controller needs to perform data transmission of a large amount of data, or that the Bluetooth remote controller needs to perform efficient Bluetooth data transmission.
  • the speed limit control flow instruction is written on the set top box to reduce the WiFi transmission speed, and the duty ratio of the Bluetooth to the antenna is improved, thereby ensuring efficient transmission of the Bluetooth data.
  • step 103 the WiFi is throttled and controlled according to the speed limit control flow instruction.
  • the speed limit control flow may limit the WiFi data transmission speed and control the WiFi data transmission traffic.
  • the WiFi data transmission speed is limited by reducing the transmission bandwidth allocation of the WiFi; for example, the original transmission bandwidth is 2 Mb, and the reduction is 1 Mb, that is, the WiFi data transmission speed can be limited; and the WiFi transmission data volume is reduced.
  • the size of the way to achieve control of WiFi data transmission traffic for example, the original WiFi transmission data size is 0.5Mb, reduced to 0.3Mb, that is, can control the WiFi data transmission traffic. Therefore, by controlling the speed limit of the WiFi, the duty ratio of the WiFi to the shared antenna resources is reduced, and the duty ratio of the Bluetooth to the shared antenna resources is increased, thereby reducing the interference of the WiFi data transmission to the Bluetooth data transmission.
  • the set-top box WiFi and Bluetooth coexistence optimization method provided by the embodiment of the present disclosure, by parsing the data packet sent by the Bluetooth remote controller, it can be parsed whether the data packet carries a preset data volume indication instruction. At the same time, when parsing that the received data packet carries a preset data amount indication instruction, the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling the Bluetooth remote controller to transmit a large amount of data when By transmitting a preset data volume indication instruction to the set-top box, the WiFi is limited in speed control, the duty ratio of the Bluetooth to the shared antenna resource is increased, the interference of the WiFi data transmission to the Bluetooth data transmission is reduced, and the Bluetooth remote control is ensured.
  • the large amount of data is transmitted stably and efficiently, thereby overcoming the conflict problem caused by the coexistence of WiFi and Bluetooth, and improving the coexistence performance of WiFi and Bluetooth.
  • An embodiment of the present disclosure provides another method for optimizing a WiFi and Bluetooth coexistence based on a set top box. As shown in FIG. 2, the method includes:
  • the WiFi Bluetooth module of the set top box receives the data packet sent by the Bluetooth remote controller, and transmits the data packet to the set top box of the set top box.
  • the set top box may include a WiFi Bluetooth module and a set top box main end.
  • the WiFi Bluetooth module is a single module in which WiFi and Bluetooth coexist, that is, the WiFi Bluetooth module supports both the WiFi function and the Bluetooth function, and the WiFi Bluetooth modules of different types of set top boxes are different.
  • the main end of the set top box may be a set top box main chip.
  • the step of transmitting the data packet to the set top box of the set top box may specifically include: using an asynchronous transceiver interface (Universal) Asynchronous Receiver/Transmitter, UART) or Universal Serial Bus Interface (Universal Serial Bus) , USB) transmits the data packet to the set top box master.
  • UART asynchronous transceiver interface
  • USB Universal Serial Bus Interface
  • the UART interface can implement full-duplex transmission, and the USB interface can directly exchange data between the WiFi Bluetooth module and the set-top box main end; and transmit the data packet to the UART interface or the USB interface.
  • the top of the set-top box can guarantee the speed and accuracy of data packet transmission.
  • step 202 the set top box master parses the data packet at the Bluetooth protocol layer.
  • the Bluetooth transmission needs to be carried out according to the Bluetooth transmission protocol, and the Bluetooth transmission protocol includes a logical link control and adaptation protocol (Logical). Link Control and Adaptation Protocol,
  • a data packet transmitted through Bluetooth has a certain format, for example, may include a data packet header, valid data, a data packet tail, and a check digit; after receiving the Bluetooth data packet, the set top box may be in its Bluetooth.
  • the protocol layer interprets the content of the data packet according to the protocol, so as to determine the meaning of each part of the data packet, and the master of the set top box completes the parsing of the data packet according to the Bluetooth protocol layer.
  • step 203 if the primary end of the set-top box parses the data packet carrying the preset data volume indication instruction, the speed limit control flow instruction is written on the WiFi bluetooth module through the UART interface.
  • the preset data volume indication instruction may be used to indicate that the Bluetooth remote controller performs a quantity transmission in which the data volume is greater than or equal to a preset data volume threshold.
  • the preset data volume indication instruction may be specifically used to indicate that the Bluetooth remote controller performs upgrade data transmission, performs Bluetooth voice data transmission, or performs Bluetooth audio data transmission. Specifically, if the Bluetooth remote controller performs upgrade data transmission, performing Bluetooth voice data transmission or Bluetooth audio data transmission means that the Bluetooth remote controller needs to transmit data with a large amount of data or need to ensure that the set top box preferentially performs normal and efficient Bluetooth data transmission.
  • step 204 after receiving the speed limit control flow instruction, the WiFi bluetooth module performs speed limit control on the WiFi according to the speed limit control flow instruction.
  • the method further includes: when the set top box is When the Bluetooth remote controller performs pairing, receiving a synchronization packet frequency update request sent by the Bluetooth remote controller, where the request carries a synchronization packet frequency; and reducing the synchronization packet frequency according to the update request. After the synchronization packet frequency is lowered, and the set top box is paired with the Bluetooth remote controller, the set top box and the Bluetooth remote controller perform synchronous handshake with the reduced synchronization packet frequency.
  • the Bluetooth remote controller sends a connection data packet to the set top box at intervals, the back
  • the data packet includes data packet header, valid data, data packet tail, check digit and other parameters, which facilitates the set-top box to scan and reconnect, and once scanned to the Bluetooth remote control, the connected data packet is sent according to the connected data packet.
  • Make back connections Since the set-top box uses more shared antenna resources when performing background scanning, the set-top box can be disconnected from the original paired Bluetooth remote controller to reduce the duty ratio of the Bluetooth to the antenna and reduce the Bluetooth data transmission to the WiFi data transmission.
  • the interference ensures that the WiFi can be transmitted normally, avoiding the phenomenon that the video currently being played by the set-top box is stuck.
  • the method further includes: when the set top box detects that the paired Bluetooth remote controller is disconnected, increasing a packet sending frequency and/or a packet sending duration of the connected data packet in the Bluetooth protocol stack. By increasing the frequency of packet sending and/or packet sending time of the return packet in the Bluetooth protocol stack, the Bluetooth scanning frequency and the Bluetooth scanning duration of the WiFi Bluetooth module can be reduced, thereby reducing the duty cycle of the Bluetooth to the antenna.
  • the method further includes: when the set top box is powered on, detecting whether the set top box is paired with the Bluetooth remote controller; If not, performing a Bluetooth scan and completing the pairing of the set top box with the Bluetooth remote controller by prompting the user, or when receiving the specific infrared code value sent by the Bluetooth remote controller, popping up the pairing interface and turning off the WiFi scan. And the pairing of the set top box and the Bluetooth remote controller is automatically completed by using a Bluetooth scanning method.
  • the data packet transmitted by the Bluetooth remote controller to the set top box usually fails to be transmitted.
  • the set top box instructs the Bluetooth remote controller to retransmit the data packet multiple times. Re-transmitting the data packet will occupy more shared antenna resources.
  • the method further includes: sending the Bluetooth remote control to the remote control An increase transmit power command is used to instruct the Bluetooth remote control to increase transmit power.
  • the Bluetooth when the data volume of the audio data is transmitted, the Bluetooth may occupy more shared antenna resources, and in order to reduce the amount of data transmitted by the audio data, thereby reducing the interference of Bluetooth to WiFi during audio transmission, the method further Including: increasing the Bluetooth audio compression rate of the set top box.
  • audio compression refers to the use of appropriate digital signal processing techniques for the original digital audio signal stream (PCM coding) to reduce (compress) its code rate without loss of useful information or negligible loss. Reduce the volume of the audio file.
  • the set-top box of the present disclosure parses the data packet sent by the Bluetooth remote controller, and can parse whether the data packet carries a preset data volume identifier. instruction. At the same time, when parsing that the received data packet carries a preset data amount indication instruction, the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling the Bluetooth remote controller to transmit a large amount of data when By sending a preset data volume indication command to the set-top box, the speed limit control of the WiFi is performed, the duty ratio of the Bluetooth to the shared antenna resource is increased, the interference of the WiFi to the Bluetooth is reduced, and the large amount of data of the Bluetooth remote controller is ensured. Efficient transmission, which can overcome the problem of coexistence of WiFi and Bluetooth coexistence, and improve the coexistence performance of WiFi and Bluetooth. Further, the embodiment of the present disclosure can also solve the problem of coexistence conflicts in other scenarios of WiFi and Bluetooth.
  • the synchronization packet frequency sent by the Bluetooth remote controller can be reduced, and the frequency is reduced.
  • the duty ratio of the Bluetooth to the antenna reduces the interference of the Bluetooth to the WiFi; when the set top box is disconnected from the Bluetooth remote controller, the sending frequency and/or the packet sending time of the return packet in the Bluetooth protocol stack can be increased, and the Bluetooth is reduced.
  • the Bluetooth remote controller facilitates the pairing of the set top box and the Bluetooth remote controller to avoid the interference of the Bluetooth pairing WiFi; the transmission of the transmission power command can be sent to the Bluetooth remote controller, the anti-interference of the set-top box is increased, and the transmission of the retransmission packet is reduced, and the transmission is reduced.
  • Bluetooth interference to WiFi can increase the Bluetooth audio compression rate of the set-top box and reduce audio transmission WiFi-Bluetooth interference.
  • the embodiment of the present disclosure provides another optimization method based on the set top box WiFi and Bluetooth coexistence. As shown in FIG. 3, the method includes:
  • step 301 the Bluetooth remote controller determines whether a quantity transmission in which the amount of data is greater than or equal to the preset data amount threshold is required.
  • the preset data volume threshold may be set according to the user's needs, or may be set according to the system default mode, which is not limited in the embodiment of the present disclosure.
  • the Bluetooth remote controller needs to perform upgrade data transmission, perform Bluetooth voice data transmission or perform Bluetooth audio data transmission, etc., it is required to ensure that the Bluetooth data is normally and efficiently transmitted, and it is determined that the data volume needs to be greater than or equal to the preset data amount threshold. Quantity transfer.
  • step 302 if it is required to perform a quantity transmission in which the data amount is greater than or equal to the preset data amount threshold, the data packet carrying the preset data amount indication instruction is sent to the set top box.
  • the set top box by sending the data packet carrying the preset data volume indication instruction to the set top box, the set top box can locally write the speed limit control flow instruction, and perform the WiFi on the basis of the speed limit control flow instruction. Speed limit control.
  • the set-top box of the present disclosure parses the data packet sent by the Bluetooth remote controller, and can parse whether the data packet carries a preset data volume identifier. instruction. At the same time, when parsing that the received data packet carries a preset data amount indication instruction, the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed, the duty ratio of the Bluetooth to the shared antenna resource is increased, the interference of the WiFi to the Bluetooth is reduced, and the Bluetooth remote control big data is ensured.
  • the normal and efficient transmission in order to overcome the problem of coexistence of WiFi and Bluetooth coexistence, improve the coexistence performance of WiFi and Bluetooth.
  • the embodiment of the present disclosure provides another optimization method based on the set top box WiFi and Bluetooth coexistence. As shown in FIG. 4, the method includes:
  • step 401 the Bluetooth remote controller determines whether upgrade data transmission is required, Bluetooth voice data transmission or Bluetooth audio data transmission.
  • step 402 if upgrade data transmission is required, Bluetooth voice data transmission or Bluetooth audio data transmission is performed, a data packet carrying a preset data volume indication instruction is sent to the set top box.
  • the data packet carrying the preset data volume indication instruction may be sent to the WiFi Bluetooth module of the set top box, so that the WiFi Bluetooth module can transmit the data packet to the main end of the set top box, and the main part of the set top box
  • the speed limit control flow instruction is written in the WiFi bluetooth module through the asynchronous transmitter interface, and the WiFi bluetooth module controls the speed limit of the WiFi according to the speed limit control flow instruction.
  • the set-top box of the present disclosure is configured to parse the data packet sent by the Bluetooth remote controller by parsing the data packet sent by the Bluetooth remote controller, and can parse whether the data packet carries a preset data volume identifier. instruction.
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed, the duty ratio of the Bluetooth to the shared antenna resource is increased, the interference of the WiFi to the Bluetooth is reduced, and the Bluetooth remote control big data is ensured.
  • the normal and efficient transmission in order to overcome the problem of coexistence of WiFi and Bluetooth coexistence, improve the coexistence performance of WiFi and Bluetooth.
  • an embodiment of the present disclosure provides a WiFi and Bluetooth coexistence optimization device based on a set top box.
  • the device further includes: a processor, a memory, and the storage on the memory.
  • a WiFi and Bluetooth coexistence optimization program running on the processor, the WiFi and Bluetooth coexistence optimization program comprising: a receiving unit 51, a parsing unit 52, a writing unit 53, and a rate limiting control unit 54.
  • the receiving unit 51 is configured to receive a data packet sent by a Bluetooth remote controller.
  • the parsing unit 52 is configured to parse the data packet received by the receiving unit 51.
  • the writing unit 53 is configured to: if the parsing unit 52 parses that the data packet carries a preset data amount indication instruction, write a speed limit control flow instruction on the set top box, the preset data amount
  • the marking instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission in which the amount of data is greater than or equal to a preset data amount threshold.
  • the speed limit control unit 54 is configured to perform speed limit control on the WiFi according to the speed limit flow control command written by the writing unit 53.
  • a set-top box WiFi and Bluetooth coexistence optimization device is provided.
  • the set-top box of the embodiment of the present disclosure can parse whether the data packet carries a preset data quantity indication instruction by parsing a data packet sent by the Bluetooth remote controller. .
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed, the duty ratio of the Bluetooth to the shared antenna resource is increased, the interference of the WiFi to the Bluetooth is reduced, and the Bluetooth remote control big data is ensured.
  • the normal and efficient transmission in order to overcome the problem of coexistence of WiFi and Bluetooth coexistence, improve the coexistence performance of WiFi and Bluetooth.
  • the embodiment of the present disclosure provides another set-top box WiFi and Bluetooth coexistence optimization device.
  • the device includes: a receiving unit 61, a parsing unit 62, and a writing unit. 63 and a speed limit control unit 64.
  • the receiving unit 61 is configured to receive a data packet sent by the Bluetooth remote controller.
  • the parsing unit 62 is configured to parse the data packet received by the receiving unit 61.
  • the writing unit 63 is configured to: if the parsing unit 62 parses that the data packet carries a preset data amount indication instruction, write a speed limit control flow instruction on the set top box, the preset data amount
  • the marking instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission in which the amount of data is greater than or equal to a preset data amount threshold.
  • the preset data volume indication instruction is specifically used to indicate that the Bluetooth remote controller performs upgrade data transmission, performs Bluetooth voice data transmission, or performs Bluetooth audio data transmission.
  • the rate limiting control unit 64 is configured to perform rate limiting control on the WiFi according to the speed limit control flow instruction written by the writing unit 63.
  • the set top box includes a WiFi Bluetooth module and a set top box
  • the receiving unit 61 may include: a receiving module 611 and a transmitting module 612.
  • the receiving module 611 is configured to receive a data packet sent by the Bluetooth remote controller.
  • the transmission module 612 is configured to transmit the data packet received by the receiving module 611 to the set top box main end.
  • the parsing unit 62 is configured to parse the data packet at a Bluetooth protocol layer.
  • the writing unit 63 is configured to write a speed limit control on the WiFi bluetooth module through an asynchronous transceiver interface if the set top box parsing out that the data packet carries a preset data volume indication instruction Flow instruction
  • the speed limit control unit 64 is configured to, after receiving the speed limit control flow instruction, perform speed limit control on the WiFi according to the speed limit control flow instruction.
  • the transmission module 612 is configured to transmit the data packet received by the receiving module to the set top box main end through an asynchronous transceiver interface or a universal serial bus interface.
  • the apparatus may further include: a lowering unit 65.
  • the receiving unit 61 is configured to receive a synchronization packet frequency update request sent by the Bluetooth remote controller when the set top box is paired with the Bluetooth remote controller, where the request carries a synchronization packet frequency.
  • the reducing unit 65 is configured to reduce the synchronization packet frequency according to the update request received by the receiving unit 61.
  • the device in order to reduce the duty ratio of the Bluetooth to the antenna and reduce the interference of the Bluetooth to the WiFi when the Bluetooth remote control transmits data and disconnect from the set top box, the device further includes: an adding unit 66.
  • the adding unit 66 is configured to increase the sending frequency and/or the sending time of the return packet in the Bluetooth protocol stack when the set top box detects that the paired Bluetooth remote controller is disconnected.
  • the apparatus in order to facilitate the pairing of the set top box and the Bluetooth remote controller and avoid the interference of the Bluetooth pairing WiFi, the apparatus further includes: a detecting unit 67 and a pairing unit 68.
  • the detecting unit 67 is configured to detect whether the set top box is paired with the Bluetooth remote controller when the set top box is powered on.
  • the pairing unit 68 is configured to: if the detecting unit 67 detects that the set top box is not paired with the Bluetooth remote controller, perform a Bluetooth scan and complete the pairing of the set top box with the Bluetooth remote controller by prompting the user manner, Or, when receiving the specific infrared code value sent by the Bluetooth remote controller, the pairing interface is popped up, the WiFi scan is turned off, and the pairing of the set top box and the Bluetooth remote controller is automatically completed by the Bluetooth scanning mode.
  • the device in the case that the network transmission condition is poor, in order to increase the anti-interference of the set-top box, to reduce the transmission of the retransmission packet, and reduce the interference of the Bluetooth to the WiFi, the device further includes: a sending unit 69.
  • the sending unit 69 is configured to send an increase transmit power command to the Bluetooth remote controller, where the increase transmit power command is used to instruct the Bluetooth remote controller to increase transmit power.
  • the apparatus in order to reduce the interference of Bluetooth to WiFi during audio transmission, the apparatus further includes: an increasing unit 60.
  • the increasing unit 60 is configured to increase a Bluetooth audio compression ratio of the set top box.
  • the set top box of the embodiment of the present disclosure parses the data packet sent by the Bluetooth remote controller, and can parse whether the data packet carries a preset data volume identifier. instruction.
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed to ensure normal and efficient transmission of the large amount of data of the Bluetooth remote controller, and the duty ratio of the shared antenna resources of the Bluetooth is improved, and the WiFi is reduced.
  • the interference to Bluetooth can overcome the problem of coexistence of WiFi and Bluetooth, and improve the coexistence performance of WiFi and Bluetooth. Further, the embodiment of the present disclosure can also solve the problem of coexistence conflicts in other scenarios of WiFi and Bluetooth. Specifically, when the set top box is paired with the Bluetooth remote controller, the synchronization packet frequency sent by the Bluetooth remote controller can be reduced, and the frequency is reduced.
  • the duty ratio of the Bluetooth to the antenna reduces the interference of the Bluetooth to the WiFi; when the set top box is disconnected from the Bluetooth remote controller, the sending frequency and/or the packet sending time of the return packet in the Bluetooth protocol stack can be increased, and the Bluetooth is reduced. Reducing the interference of the antenna to the WiFi, and reducing the interference of the Bluetooth to the WiFi; when the set-top box is powered on, the user can be prompted to complete the pairing of the set-top box with the Bluetooth remote controller or automatically complete the set-top box and the Bluetooth scan mode
  • the pairing of the Bluetooth remote controller facilitates the pairing of the set top box and the Bluetooth remote controller to avoid the interference of the Bluetooth pairing WiFi; the transmission of the transmission power command can be sent to the Bluetooth remote controller, the anti-interference of the set-top box is increased, and the transmission of the retransmission packet is reduced, and the transmission is reduced.
  • Bluetooth interference to WiFi can increase the Bluetooth audio compression rate of the set-top box and reduce audio transmission WiFi-Bluetooth interference.
  • the embodiment of the present disclosure provides another set-top box WiFi and Bluetooth coexistence optimization device. As shown in FIG. 7, the device includes: a determining unit 71 and a sending unit 72.
  • the determining unit 71 is configured to determine whether the Bluetooth remote controller needs to perform a quantity transmission in which the amount of data is greater than or equal to a preset data amount threshold.
  • the sending unit 72 is configured to send a data packet carrying a preset data amount indication instruction to the set top box if the determining unit 71 needs to perform the quantity transmission in which the data amount is greater than or equal to the preset data amount threshold.
  • the set top box by sending a data packet carrying a preset data volume indication instruction to the set top box, the set top box can locally write the speed limit control flow instruction when parsing the data packet of the preset data amount indication instruction. And according to the speed limit control flow instruction, the WiFi is limited in speed control.
  • the set top box of the present disclosure is configured to parse the data packet sent by the Bluetooth remote controller to parse whether the data packet carries a preset data volume identifier. instruction.
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed to ensure normal and efficient transmission of the large amount of data of the Bluetooth remote controller, and the duty ratio of the shared antenna resources of the Bluetooth is improved, and the WiFi is reduced.
  • the interference to Bluetooth can overcome the problem of coexistence of WiFi and Bluetooth, and improve the coexistence performance of WiFi and Bluetooth.
  • the embodiment of the present disclosure provides another set-top box WiFi and Bluetooth coexistence optimization device.
  • the device includes: a determining unit 81 and a sending unit 82.
  • the determining unit 81 is configured to determine whether the Bluetooth remote controller needs to perform a quantity transmission in which the amount of data is greater than or equal to a preset data amount threshold.
  • the sending unit 82 is configured to: if the determining unit 81 needs to perform the quantity transmission in which the data amount is greater than or equal to the preset data amount threshold, send the data packet carrying the preset data quantity indication instruction to the set top box.
  • the set top box by sending a data packet carrying a preset data volume indication instruction to the set top box, the set top box can locally write the speed limit control flow instruction when parsing the data packet of the preset data amount indication instruction. And according to the speed limit control flow instruction, the WiFi is limited in speed control.
  • the determining unit 81 is configured to determine whether the Bluetooth remote controller needs to perform upgrade data transmission, perform Bluetooth voice data transmission, or perform Bluetooth audio data transmission.
  • the set-top box of the embodiment of the present disclosure can parse whether the data packet carries a preset data quantity identifier by parsing the data packet sent by the Bluetooth remote controller. instruction.
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the speed limit control of the WiFi is performed to ensure normal and efficient transmission of the large amount of data of the Bluetooth remote controller, and the duty ratio of the shared antenna resources of the Bluetooth is improved, and the WiFi is reduced.
  • the interference to Bluetooth can overcome the problem of coexistence of WiFi and Bluetooth, and improve the coexistence performance of WiFi and Bluetooth.
  • the embodiment of the present disclosure further provides a set-top box WiFi and Bluetooth coexistence optimization system.
  • the system includes: a Bluetooth remote controller 91 and a set top box 92.
  • the Bluetooth remote controller 91 is configured to determine whether a quantity transmission of a data amount greater than or equal to a preset data amount threshold is required; if necessary, a data packet carrying a preset data amount indication instruction is sent to the set top box 92.
  • the set top box 92 is configured to write a speed limit control flow instruction locally, and perform speed limit control on the WiFi according to the speed limit control flow instruction.
  • the set top box 92 can include a WiFi Bluetooth module and a set top box.
  • the main end of the set top box may be a set top box main chip.
  • the Bluetooth remote controller may specifically send, to the WiFi bluetooth module, a data packet carrying a preset data volume indication instruction, where the WiFi Bluetooth module transmits the data packet to the main chip.
  • the main chip writes a speed limit control flow instruction in the WiFi bluetooth module through the asynchronous transmitter interface, and the WiFi bluetooth module performs speed limit control on the WiFi according to the speed limit control flow instruction.
  • the embodiment of the present disclosure provides a set-top box WiFi and Bluetooth coexistence optimization system, and the system includes a set top box Bluetooth remote controller.
  • the set top box parses the data packet sent by the Bluetooth remote controller, and can parse whether the data packet carries a preset data volume indication instruction.
  • the speed limit control flow instruction can be written on the set top box, and the WiFi can be controlled according to the written speed limit control flow instruction.
  • the preset data volume indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data amount threshold, thereby enabling transmission of large data volume data in the Bluetooth remote controller.
  • the embodiment of the present disclosure further provides a computer readable storage medium, where the computer program is stored, and the program is executed by the processor.
  • the following steps are implemented: the set top box receives the data packet sent by the Bluetooth remote controller, and parses the data packet at the Bluetooth protocol layer; if the data packet is parsed and carries the preset data volume indication instruction, the set top box is written on the set top box.
  • the preset data quantity indication instruction is used to indicate that the Bluetooth remote controller performs a quantity transmission with a data amount greater than or equal to a preset data quantity threshold; and according to the speed limit control flow instruction, performing WiFi on the Speed limit control.
  • the embodiment of the present disclosure further provides a set top box, as shown in FIG. 11, including the memory 111, the processor 112, and the storage in the memory 111. And a computer program running on the processor 112, the processor 112 performing the following steps: the set top box receives the data packet sent by the Bluetooth remote controller, and parses the data packet at the Bluetooth protocol layer; If the parsing out the data packet carries a preset data volume indication instruction, write a speed limit control flow instruction on the set top box, where the preset data volume indication instruction is used to indicate that the Bluetooth remote control performs a larger amount of data. Or a quantity transmission equal to a preset data amount threshold; and the speed limit control is performed on the WiFi according to the speed limit control flow instruction.
  • the embodiment of the present disclosure further provides another computer readable storage medium storing computer executable instructions, the computer executable instructions Used to perform any of the above methods.
  • the set top box includes: a processor 131 and a memory 133; and may also include a communication interface (Communications). Interface 132 and bus 134.
  • the processor 131, the memory 133, and the communication interface 132 can complete communication with each other through the bus 134.
  • Communication interface 132 can be used for information transfer.
  • the processor 131 can call the logic instructions in the memory 133 to perform any of the methods of the above embodiments.
  • the memory 133 may include a storage program area and a storage data area, and the storage program area may store an operating system and an application required for at least one function.
  • the storage data area can store data and the like created according to the use of the set top box.
  • the memory may include, for example, a volatile memory of a random access memory, and may also include a non-volatile memory. For example, at least one disk storage device, flash memory device, or other non-transitory solid state storage device.
  • the logic instructions in the memory 133 described above can be implemented in the form of software functional units and sold or used as separate products, the logic instructions can be stored in a computer readable storage medium.
  • the technical solution of the present disclosure may be embodied in the form of a computer software product, which may be stored in a storage medium, and includes a plurality of instructions for causing a computer device (which may be a personal computer, a server, a network device, etc.) All or part of the steps of the method described in this embodiment are performed.
  • the storage medium may be a non-transitory storage medium or a transitory storage medium.
  • the non-transitory storage medium may include: a USB flash drive, a mobile hard disk, and a read-only memory (Read-Only Memory, ROM), random access memory (RAM), disk or optical disk, and other media that can store program code.
  • a Bluetooth remote controller includes a memory 121, a processor 122, and is stored in the memory 121 and can be processed.
  • the computer program running on the processor 122 when the processor 122 executes the program, the following steps are implemented: the Bluetooth remote controller determines whether a quantity transmission of a data amount greater than or equal to a preset data amount threshold is required; if necessary, sending to the set top box Carrying a data packet with a preset data volume indication instruction, so that the set top box writes the speed limit control flow instruction locally, and performs speed limit control on the WiFi according to the speed limit control flow instruction.
  • modules in the devices of the embodiments can be adaptively changed and placed in one or more devices different from the embodiment.
  • the modules or units or components of the embodiments may be combined into one module or unit or component, and further they may be divided into a plurality of sub-modules or sub-units or sub-components.
  • any combination of the features disclosed in the specification, including the accompanying claims, the abstract and the drawings, and any methods so disclosed, or All processes or units of the device are combined.
  • Each feature disclosed in this specification (including the accompanying claims, the abstract and the drawings) may be replaced by alternative features that provide the same, equivalent or similar purpose.
  • Various component embodiments of the present disclosure may be implemented in hardware, or in a software module running on one or more processors, or in a combination thereof.
  • a microprocessor or digital signal processor may be used in practice to implement some of some or all of the components in a set-top box WiFi and Bluetooth coexistence optimization device or system in accordance with embodiments of the present disclosure. Or all features.
  • the present disclosure may also be implemented as a device or device program (eg, a computer program and a computer program product) for performing some or all of the methods described herein.
  • Such a program implementing the present disclosure may be stored on a computer readable medium or may be in the form of one or more signals. Such signals may be downloaded from an Internet website, provided on a carrier signal, or provided in any other form.

Abstract

La présente invention concerne un procédé, un dispositif et un système d'optimisation de coexistence basés sur un boîtier décodeur pour WiFi et Bluetooth, le procédé comprenant : un boîtier décodeur reçoit et analyse un paquet de données envoyé par une télécommande Bluetooth ; s'il est appris au moyen de l'analyse que le paquet de données transporte une instruction de marquage de volume de données prédéfinie, écrire dans une instruction de commande de flux de limitation de vitesse sur le boîtier décodeur, l'instruction de marquage de volume de données prédéfinie étant utilisée pour marquer le dispositif de commande Bluetooth effectuant une transmission d'un volume de données qui est supérieur ou égal à un seuil de volume de données prédéfini ; et effectuer une commande de flux de limitation de vitesse en fonction de l'instruction de commande de flux à limitation de vitesse.
PCT/CN2017/098893 2017-07-19 2017-08-24 Procédé, dispositif et système d'optimisation de coexistence basés sur un boîtier décodeur pour wifi et bluetooth WO2019015016A1 (fr)

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