CN113938153B - Communication equipment and data transmission method and device - Google Patents

Communication equipment and data transmission method and device Download PDF

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Publication number
CN113938153B
CN113938153B CN202111333318.8A CN202111333318A CN113938153B CN 113938153 B CN113938153 B CN 113938153B CN 202111333318 A CN202111333318 A CN 202111333318A CN 113938153 B CN113938153 B CN 113938153B
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signal
infrared
base
module
radio frequency
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CN113938153A (en
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付宇涛
梅德军
周婧
张宏磊
吴伟伟
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Dalian Linktech Infosystem Co ltd
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Dalian Linktech Infosystem Co ltd
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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
    • H04B1/3833—Hand-held transceivers
    • 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
    • H04B1/3877—Arrangements for enabling portable transceivers to be used in a fixed position, e.g. cradles or boosters
    • 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
    • H04B1/74—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 for increasing reliability, e.g. using redundant or spare channels or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1143—Bidirectional transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Optical Communication System (AREA)

Abstract

The invention discloses a communication device and a data transmission method and a data transmission device, wherein the communication device comprises: the handheld station comprises a first radio frequency transceiver module and a first infrared wireless module, the base comprises a second radio frequency transceiver module and a second infrared wireless module, and main radio frequency transmitting and receiving signals are transmitted through a communication channel between the first radio frequency transceiver module and the second radio frequency transceiver module; and transmitting a target signal through a communication channel between the first infrared wireless module and the second infrared wireless module, wherein the target signal is a signal except for the main radio frequency transmitting and receiving signal. According to the invention, the handheld station is wirelessly connected with the base, so that the outdoor high-power expansion requirement of the handheld station is realized, excessive interfaces cannot be increased, the usability of the high-power expansion of the handheld station is improved, and the implementation and switching difficulty is reduced.

Description

Communication equipment and data transmission method and device
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a communications device, and a data transmission method and apparatus.
Background
The special mobile communication equipment is basically divided into a handheld low-power terminal (a handheld platform for short) and a high-power mobile vehicle-mounted platform and the like according to the structural form types. The handheld station can realize outdoor portable mobile communication, and high-power vehicles such as vehicle stations have longer transmission distance and service capacity in compartments (indoor, vehicle compartment, ship compartment and the like).
The limited whole machine size and the consumption of handheld station, transmitting power are difficult to do greatly, and in application scenes such as indoor, car cabin, because have sheltering from, mobile communication such as satellite Positioning and private network communication such as GPS (Global Positioning System) and big dipper can't use basically. Therefore, under the use scenes of long-distance communication, indoor, vehicle cabin, ship cabin and the like, the handheld station needs to perform high-power expansion of a communication system, and the scene communication, positioning and other functions are realized by taking measures of GPS and Beidou positioning information transmission, leading out of various control signals and the like.
The current solution is that the handheld station realizes the conversion of the handheld station to a vehicle-mounted high-power terminal by reserving a plurality of types of external interfaces and matching with an external antenna power amplifier module and a control circuit, thereby meeting the requirements of carrying out GPS and Beidou positioning navigation, high-power remote private network communication and the like by using the handheld station in indoor, vehicle cabin, ship cabin and other scenes. However, the handheld station has a small volume and a limited surface space, and basically no space is available for placing other interfaces except for the known charging port, the earphone port and the speaker sound outlet. And the handheld station is far away from the high-power amplifier component under the general condition, and has higher requirements on performance indexes of the cable, for example, the radio frequency cable requires low insertion loss, so that the cable is thick, and the wiring and the maintenance in narrow spaces such as a vehicle cabin, a ship cabin and the like are difficult.
Disclosure of Invention
In order to solve the above problems, the present invention provides a communication device, a data transmission method, and an apparatus, which improve the usability of the handheld station for high-power expansion and reduce the implementation and switching difficulty.
In order to achieve the purpose, the invention provides the following technical scheme:
a communication device, the communication device comprising:
a handheld station and a base, the handheld station including a first radio frequency transceiver module and a first infrared wireless module, the base including a second radio frequency transceiver module and a second infrared wireless module, wherein,
the transmission of main radio frequency transmitting and receiving signals is carried out through a communication channel between the first radio frequency transmitting and receiving module and the second radio frequency transmitting and receiving module;
and transmitting a target signal through a communication channel between the first infrared wireless module and the second infrared wireless module, wherein the target signal is a signal except the main radio frequency transmitting and receiving signal.
Optionally, the first infrared wireless module and the second infrared wireless module further include:
the signal processing module is used for carrying out data processing on the signal to be transmitted to obtain a processed signal;
the infrared encoder is used for encoding and modulating the processed signal so that the modulated target signal meets an infrared transmission condition;
and the infrared receiving and transmitting module is used for transmitting the target signal and receiving a feedback signal corresponding to the target signal.
Optionally, the base further comprises:
the positioning module is used for acquiring global positioning system and/or Beidou positioning data;
the sensor is used for acquiring detection data of the sensor;
the infrared transceiver module is further configured to receive an infrared signal sent by the handheld station and send an infrared signal corresponding to a detection signal of the sensor to the handheld station;
the signal processing module is further configured to process feedback information of the detection data of the sensor and send the processed feedback information to the infrared encoder.
Optionally, the base further comprises:
and the antenna is used for carrying out radio frequency signal transmission with the handheld station.
A data transmission method applied to the communication device as described in any one of the above, the method comprising:
acquiring a signal to be transmitted between the handheld station and the base;
if the signal to be transmitted is a radio frequency signal, transmitting the radio frequency signal through a communication channel between a first radio frequency transceiver module of the handheld end and a second radio frequency transceiver module of the base;
and if the signal to be transmitted is a target signal, transmitting the radio-frequency signal through a communication channel between the first infrared wireless module of the handheld end and the second infrared wireless module of the base.
Optionally, the method further comprises:
if the signal to be transmitted is a target signal, performing data processing on the signal to be transmitted to obtain a processed signal;
performing coding modulation on the processed signal to enable the modulated target signal to meet infrared transmission conditions;
and transmitting the target signal and receiving a feedback signal corresponding to the target signal.
Optionally, the method further comprises:
acquiring global positioning system and/or Beidou positioning data and acquiring detection data of a sensor by using the base;
and responding to the infrared signal sent by the handheld station received by the base, and controlling the base to send the infrared signal corresponding to the detection signal of the sensor to the handheld station.
Optionally, the method further comprises:
responding to feedback information corresponding to detection data of the sensor obtained by the base, processing the feedback information, and transmitting the feedback information through a communication channel between the second infrared wireless module of the base and the first infrared wireless module of the handheld end.
A data transmission apparatus applied to a communication device as claimed in any one of the above, the apparatus comprising:
the acquisition unit is used for acquiring a signal to be transmitted between the handheld station and the base;
the first transmission unit is used for transmitting the radio-frequency signal through a communication channel between a first radio-frequency transceiver module of the handheld end and a second radio-frequency transceiver module of the base if the signal to be transmitted is the radio-frequency signal;
and the second transmission unit is used for transmitting the radio-frequency signal through a communication channel between the first infrared wireless module of the handheld end and the second infrared wireless module of the base if the signal to be transmitted is a target signal.
Compared with the prior art, the invention provides a communication device and a data transmission method and device, wherein the communication device comprises: the handheld station comprises a first radio frequency transceiver module and a first infrared wireless module, the base comprises a second radio frequency transceiver module and a second infrared wireless module, and main radio frequency transmitting and receiving signals are transmitted through a communication channel between the first radio frequency transceiver module and the second radio frequency transceiver module; and transmitting a target signal through a communication channel between the first infrared wireless module and the second infrared wireless module, wherein the target signal is a signal except for the main radio frequency transmitting and receiving signal. According to the invention, the handheld station is wirelessly connected with the base, so that the outdoor high-power expansion requirement of the handheld station is realized, excessive interfaces cannot be increased, the usability of the high-power expansion of the handheld station is improved, and the implementation and switching difficulty is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a communication device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a handheld station according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a base according to an embodiment of the present invention;
fig. 4 is a schematic flowchart of a data transmission method according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a data transmission device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first" and "second," and the like in the description and claims of the present invention and the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not set forth for a listed step or element but may include steps or elements not listed.
The embodiment of the invention provides communication equipment, which is a handheld station and is connected with a high-power amplifier base in a wireless connection mode to meet the outdoor high-power expansion requirement. The scheme enables the high-power expansion use mode of the handheld station to be simple and easy to use, the outdoor high-power expansion requirement of the handheld station can be met, excessive interfaces cannot be added, the high-power expansion usability of the handheld station is improved, and the implementation and switching difficulty is reduced.
Referring to fig. 1, a schematic structural diagram of a communication device according to an embodiment of the present invention is shown, the communication device includes a handheld station 101 and a base 102, the handheld station 101 includes a first rf transceiver module 1011 and a first infrared wireless module 1012, the base 102 includes a second rf transceiver module 1021 and a second infrared wireless module 1022, wherein a transmission of a main rf transmitting and receiving signal is performed through a communication channel between the first rf transceiver module 1011 and the second rf transceiver module 1021; and target signals are transmitted through a communication channel between the first infrared wireless module 1011 and the second infrared wireless module 1021, wherein the target signals are signals except for the main radio frequency transmitting and receiving signals.
It should be noted that, the first rf transceiver module and the second rf transceiver module are both rf transceiver modules, and the "first" and the "second" are only used to distinguish them in different functional components, and there is no precedence relationship. The embodiment of the invention mainly realizes the expansion of the external power amplifier base of the handheld station by a wireless connection interconnection mode, realizes the control and power amplifier interaction signal transmission between the handheld station and the matched power amplifier base by adopting a wireless infrared technology, and the radio frequency signal is connected with the power amplifier base through the original antenna port of the handheld station, thereby saving an additional expansion interface reserved outside the body of the handheld station and a base interconnection interface matched with an external power amplifier, and improving the usability in use and the structural design integrity of the whole handheld station. The target signal is a signal except a main radio frequency transmitting and receiving signal, namely a signal except a radio frequency signal, and can be an infrared wireless signal corresponding to a load power amplifier control signal, a weather temperature signal, a GPS/Beidou positioning signal and the like.
In one possible implementation, the first infrared radio module and the second infrared radio module each further include: the signal processing module is used for carrying out data processing on the signal to be transmitted to obtain a processed signal; the infrared encoder is used for encoding and modulating the processed signal so that the modulated target signal meets the infrared transmission condition; and the infrared receiving and transmitting module is used for transmitting the target signal and receiving a feedback signal corresponding to the target signal.
Correspondingly, in another possible embodiment, the base further includes: the positioning module is used for acquiring global positioning system and/or Beidou positioning data; the sensor is used for acquiring detection data of the sensor; the infrared receiving and transmitting module is further used for receiving an infrared signal sent by the handheld station and sending an infrared signal corresponding to a detection signal of the sensor to the handheld station; the signal processing module is also used for processing feedback information of detection data of the sensor and then sending the feedback information to the infrared encoder.
Further, the base further includes: and the antenna is used for carrying out radio frequency signal transmission with the handheld station. The base is integrated as an organic whole with high-power amplifier antenna module, and through infrared communication before handheld platform and the expansion base, handheld platform can be put on infrared base data transmission, also can pick up the use, carries out closely data transmission, very big saving each equipment space.
Referring to fig. 2, a schematic structural diagram of a handheld station according to an embodiment of the present invention is shown. The handheld station can comprise a central processing unit, a signal processing module which is a single chip microcomputer, an infrared coder-decoder, an infrared receiving and transmitting module and a radio frequency receiving and transmitting module.
Referring to fig. 3, a schematic structural diagram of a base according to an embodiment of the present invention is provided, where the base is a high-power amplifier base, and the infrared expansion base includes an infrared transceiver module, an infrared codec, a single chip, a radio frequency transceiver module, a GPS/beidou positioning module, a temperature detection sensor, and a radio frequency signal combiner.
A single chip microcomputer (microprocessor) signal processing module is added to the handheld station, and data processing is carried out on data signals such as main radio frequency transmitting and receiving control signals and GPS/Beidou positioning data. An infrared encoder is added to encode and modulate the data signals processed by the single chip microcomputer, so that the data signals have an infrared transmission characteristic, and the infrared receiving and transmitting module is used for transmitting the modulation signals output by the encoder to the expansion base and receiving feedback signals transmitted by the expansion base.
The high-power amplifier expansion base is additionally provided with a single chip microcomputer (microprocessor), an infrared coder-decoder, an infrared receiving and transmitting module, a GPS/Beidou positioning module, a temperature detection sensor and other supporting circuits. The infrared transceiver module is responsible for receiving the infrared signal that the handheld station sent and will bear the weight of sensor data information such as temperature detection and send to the handheld station, and infrared codec is responsible for modulating the singlechip output information and demodulating the infrared signal that the handheld station sent received and transmitting to the singlechip, and the singlechip is responsible for restoring the signal that infrared encoder demodulated and handling, and send to infrared encoder after handling the feedback information of each sensor and use.
The communication equipment provided by the invention substantially utilizes the handheld station high-power amplifier base expansion technology in a wireless connection mode, and can complete the functions of handheld station high-power long-distance private network communication, GPS Beidou indoor positioning and the like without modifying other system configurations except that an infrared interface with smaller area is only added to the whole handheld station and a high-power amplifier expansion base is arranged, and the communication equipment also has the following advantages:
through infrared communication between the handheld station and the expansion base, the handheld station can be placed on the infrared base for data transmission and can also be taken up for use for short-distance data transmission, and the use mode of the handheld station is basically the same as that before expansion. The outside of the handheld station only needs to be provided with an infrared interface with a smaller area, and the handheld station can be expanded in a large power mode by being matched with a large-power expansion base. The newly-added singlechip and infrared module in the system can transmit multiple signals, and the configuration is carried out according to actual needs, so that the system has good flexibility. The original scheme wiring is not changed in the aspect of system wiring. The newly added interface of the handheld station is only a small infrared interface, and the influence on the sealing of the handheld station is small.
Based on the foregoing embodiment, in an embodiment of the present invention, there is further provided a data transmission method applied to the foregoing communication device, with reference to fig. 4, the method may include the following steps:
s101, acquiring a signal to be transmitted between a handheld platform and a base;
s102, if the signal to be transmitted is a radio frequency signal, transmitting the radio frequency signal through a communication channel between a first radio frequency transceiver module of the handheld end and a second radio frequency transceiver module of the base;
s103, if the signal to be transmitted is a target signal, transmitting the radio frequency signal through a communication channel between the first infrared wireless module of the handheld end and the second infrared wireless module of the base.
Further, the method further comprises:
acquiring global positioning system and/or Beidou positioning data and acquiring detection data of a sensor by using the base;
and responding to the infrared signal sent by the handheld station and received by the base, and controlling the base to send the infrared signal corresponding to the detection signal of the sensor to the handheld station.
Optionally, the method further comprises:
responding to feedback information corresponding to detection data of the sensor obtained by the base, processing the feedback information, and transmitting the feedback information through a communication channel between the second infrared wireless module of the base and the first infrared wireless module of the handheld end.
An embodiment of the present invention provides a data transmission method, including: acquiring a signal to be transmitted between the handheld station and the base; if the signal to be transmitted is a radio frequency signal, transmitting the radio frequency signal through a communication channel between a first radio frequency transceiver module of the handheld end and a second radio frequency transceiver module of the base; and if the signal to be transmitted is a target signal, transmitting the radio-frequency signal through a communication channel between the first infrared wireless module of the handheld end and the second infrared wireless module of the base. The invention improves the usability of high-power expansion of the handheld station and reduces the implementation and switching difficulty.
Further, an embodiment of the present invention further provides a data transmission apparatus, which is applied to the foregoing communication device, and referring to fig. 5, the apparatus includes:
the acquisition unit 10 is used for acquiring a signal to be transmitted between the handheld station and the base;
the first transmission unit 20 is configured to transmit the radio frequency signal through a communication channel between the first radio frequency transceiver module of the handheld end and the second radio frequency transceiver module of the base if the signal to be transmitted is a radio frequency signal;
and the second transmission unit 30 is configured to transmit the radio frequency signal through a communication channel between the first infrared wireless module of the handheld end and the second infrared wireless module of the base if the signal to be transmitted is a target signal.
Further, the apparatus further comprises:
the data acquisition unit is used for acquiring global positioning system and/or Beidou positioning data and acquiring detection data of the sensor by utilizing the base;
and the first control unit is used for responding to the infrared signal sent by the handheld station and received by the base, and controlling the base to send the infrared signal corresponding to the detection signal of the sensor to the handheld station.
Optionally, the apparatus further comprises:
and the processing unit is used for responding to the feedback information corresponding to the detection data of the sensor obtained by the base, processing the feedback information and transmitting the feedback information through a communication channel between the second infrared wireless module of the base and the first infrared wireless module of the handheld end.
It should be noted that, for the corresponding steps in the data transmission method and each unit in the data transmission apparatus provided in the embodiment of the present invention, reference is made to the description of the embodiment of the foregoing communication device, and a detailed description is not made here.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A communication device, characterized in that the communication device comprises:
the handheld station comprises a first radio frequency transceiver module and a first infrared wireless module, the base comprises a second radio frequency transceiver module and a second infrared wireless module, the base and the high-power amplifier antenna assembly are integrated into a whole, wherein,
the transmission of main radio frequency transmitting and receiving signals is carried out through a communication channel between the first radio frequency transmitting and receiving module and the second radio frequency transmitting and receiving module;
and transmitting a target signal through a communication channel between the first infrared wireless module and the second infrared wireless module, wherein the target signal is a signal except the main radio frequency transmitting and receiving signal, and the target signal is a power amplifier control signal.
2. The communication device of claim 1, wherein the first infrared radio module and the second infrared radio module each further comprise:
the signal processing module is used for carrying out data processing on the signal to be transmitted to obtain a processed signal;
the infrared encoder is used for encoding and modulating the processed signal so that the modulated target signal meets an infrared transmission condition;
and the infrared receiving and transmitting module is used for transmitting the target signal and receiving a feedback signal corresponding to the target signal.
3. The communication device of claim 2, wherein the base further comprises:
the positioning module is used for acquiring global positioning system and/or Beidou positioning data;
the sensor is used for acquiring detection data of the sensor;
the infrared transceiver module is further configured to receive an infrared signal sent by the handheld station and send an infrared signal corresponding to a detection signal of the sensor to the handheld station;
the signal processing module is further configured to process feedback information of the detection data of the sensor and send the processed feedback information to the infrared encoder.
4. The communication device of claim 3, wherein the base further comprises:
and the antenna is used for carrying out radio frequency signal transmission with the handheld station.
5. A data transmission method applied to the communication device according to any one of claims 1 to 4, the method comprising:
acquiring a signal to be transmitted between a handheld platform and a base;
if the signal to be transmitted is a radio frequency signal, transmitting the radio frequency signal through a communication channel between a first radio frequency transceiver module of the handheld station and a second radio frequency transceiver module of the base;
and if the signal to be transmitted is a target signal, transmitting the radio frequency signal through a communication channel between a first infrared wireless module of the handheld station and a second infrared wireless module of the base, wherein the target signal is a power amplifier control signal.
6. The method of claim 5, further comprising:
if the signal to be transmitted is a target signal, performing data processing on the signal to be transmitted to obtain a processed signal;
performing coding modulation on the processed signal to enable the modulated target signal to meet the infrared transmission condition;
and transmitting the target signal and receiving a feedback signal corresponding to the target signal.
7. The method of claim 6, further comprising:
acquiring global positioning system and/or Beidou positioning data and acquiring detection data of a sensor by using the base;
and responding to the infrared signal sent by the handheld station received by the base, and controlling the base to send the infrared signal corresponding to the detection signal of the sensor to the handheld station.
8. The method of claim 7, further comprising:
and responding to feedback information corresponding to detection data of the sensor obtained by the base, processing the feedback information, and transmitting the feedback information through a communication channel between a second infrared wireless module of the base and a first infrared wireless module of the handheld station.
9. A data transmission apparatus applied to the communication device according to any one of claims 1 to 4, the apparatus comprising:
the acquisition unit is used for acquiring a signal to be transmitted between the handheld station and the base;
the first transmission unit is used for transmitting the radio-frequency signal through a communication channel between a first radio-frequency transceiver module of the handheld station and a second radio-frequency transceiver module of the base if the signal to be transmitted is the radio-frequency signal;
and the second transmission unit is used for transmitting the radio-frequency signal through a communication channel between the first infrared wireless module of the handheld station and the second infrared wireless module of the base if the signal to be transmitted is a target signal, and the target signal is a power amplifier control signal.
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