WO2017016051A1 - Procédé et dispositif d'optimisation de signaux de terminal - Google Patents

Procédé et dispositif d'optimisation de signaux de terminal Download PDF

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Publication number
WO2017016051A1
WO2017016051A1 PCT/CN2015/089146 CN2015089146W WO2017016051A1 WO 2017016051 A1 WO2017016051 A1 WO 2017016051A1 CN 2015089146 W CN2015089146 W CN 2015089146W WO 2017016051 A1 WO2017016051 A1 WO 2017016051A1
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WO
WIPO (PCT)
Prior art keywords
antenna
signal
switching
signal parameter
parameter
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Ceased
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PCT/CN2015/089146
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English (en)
Chinese (zh)
Inventor
辛刚
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ZTE Corp
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ZTE Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station

Definitions

  • the present invention relates to the field of communications, and in particular, to a method and apparatus for optimizing a terminal signal.
  • a general terminal such as a mobile phone has a main diversity antenna.
  • the main set antenna is used to transmit and receive a transmit frequency signal, and the diversity antenna assists in receiving a signal, so that the base station combines the signals received from the two antenna interfaces to obtain a diversity gain.
  • the main function of the diversity antenna is to optimize the receiving performance of the main antenna, and it is not possible to transmit radio frequency signals, and the antennas cannot be switched between the antennas. Therefore, in some environments, such as a hand-held mobile phone, the head or hand blocks the main antenna.
  • the signal received by an antenna is relatively weak, and the signal quality of the terminal is affected, resulting in poor signal quality of the voice or data.
  • Embodiments of the present invention are directed to providing a method capable of optimizing a terminal signal, thereby improving signal quality of the terminal.
  • a method for optimizing a terminal signal according to an embodiment of the present invention includes:
  • generating the first switching signal when the determining that the first signal parameter and the second signal parameter meet the switching condition, generating the first switching signal includes:
  • the determining that the first signal parameter and the second signal parameter meet the switching condition to generate the first switching signal further includes:
  • the first signal parameter and the second signal parameter are compared.
  • performing antenna switching according to the first switching signal, performing signal transmission and reception by using the second antenna, and receiving the signal by using the first antenna includes:
  • the first port of the first antenna and the second antenna are connected, and the second port of the second antenna is connected to the first antenna.
  • the method further includes: when the value of the first signal parameter is greater than a value of the second signal parameter, generating a second switching signal;
  • the antenna switching is performed according to the second switching signal, the signal is transmitted and received by using the first antenna, and the receiving of the signal by using the second antenna includes:
  • the port is connected to the first antenna, and connects a second port currently connected to the first antenna to the second antenna.
  • An apparatus for optimizing a terminal signal includes: a monitoring module, a determining module, and a switching module; wherein
  • the monitoring module is configured to monitor a first signal parameter of a first antenna that is currently transmitting and receiving signals and a second signal parameter of a second antenna that receives a signal;
  • the determining module is configured to generate a first switching signal when the first signal parameter and the second signal parameter satisfy a switching condition
  • the switching module is configured to perform antenna switching according to the first switching signal, perform signal transmission and reception by using the second antenna, and receive signals by using the first antenna.
  • the determining module is specifically configured to:
  • the determining module is further configured to:
  • the switching module includes a first switching submodule, and the first switching submodule is configured to control the first port and the second antenna of the first antenna according to the triggering of the first switching signal
  • the antennas are connected and the second port of the second antenna is coupled to the first antenna.
  • the switching module further includes a second switching submodule
  • the second switching submodule is configured to generate a second switching signal when the value of the first signal parameter is greater than a value of the second signal parameter, and perform antenna switching according to the second switching signal,
  • the first antenna performs signal transmission and reception, and the second antenna performs signal connection. Received.
  • the second switching submodule is specifically configured to:
  • the monitoring module, the determining module, the switching module, the first switching sub-module, and the second switching sub-module may use a central processing unit (CPU) and a digital signal when performing processing.
  • CPU central processing unit
  • a DSP Digital Singnal Processor
  • FPGA Field-Programmable Gate Array
  • Embodiments of the present invention provide a method and apparatus for optimizing terminal signal quality. Monitoring a first signal parameter of the first antenna of the current transceiving signal and a second signal parameter of the second antenna of the received signal; and determining to generate the first switching signal when the first signal parameter and the second signal parameter satisfy a switching condition; Performing antenna switching according to the first switching signal, transmitting and receiving signals by using the second antenna, and receiving signals by using the first antenna.
  • the method for optimizing the terminal signal in the embodiment of the present invention can change the signal quality of the terminal and improve the user experience by switching between the antennas when the signal received by the antenna is relatively weak, resulting in poor signal quality of the voice or the data.
  • FIG. 1 is a schematic flowchart of a method for optimizing a terminal signal according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic flowchart of a method for optimizing a terminal signal according to Embodiment 2 of the present invention
  • FIG. 3 is a schematic structural diagram of an apparatus for optimizing a terminal signal according to Embodiment 3 of the present invention.
  • FIG. 4 is a schematic structural diagram of another apparatus for optimizing a terminal signal according to Embodiment 3 of the present invention.
  • FIG. 5 is a schematic structural diagram of a switching apparatus for controlling an antenna according to Embodiment 4 of the present invention.
  • FIG. 6 is a schematic structural diagram of a device for controlling an antenna according to Embodiment 5 of the present invention.
  • This embodiment provides a method for optimizing a terminal signal. As shown in FIG. 1, the method includes:
  • S101 Monitor a first signal parameter of a first antenna that currently transmits and receives a signal, and a second signal parameter of the second antenna of the received signal.
  • the first signal parameter of the first antenna that monitors the current transmitted and received signals and the second signal parameter of the received signal of the second antenna may periodically detect the first signal parameter and the second signal parameter, and may also be monitored in real time. During the monitoring process, the detected signal parameters are simultaneously analyzed.
  • the signal parameter may be a parameter that characterizes the signal strength.
  • GSM Global System for Mobile Communications
  • RSSI Received Signal Strength Indicator
  • WCDMA Wideband Code Division Multiple Access
  • RSCP Received Signal Code Power
  • the access network of the antenna is the fourth generation communication.
  • LTE Long Term Evolution
  • RSRP Reference Signal Received Power
  • the first signal parameter is a signal parameter of the first antenna
  • the second signal parameter is a signal parameter of the second antenna.
  • the antenna types of the first antenna and the second antenna may include: a main set antenna and a diversity antenna.
  • the present invention does not limit the antenna types of the first antenna and the second antenna.
  • the first antenna of the current transceiver signal may be a main set antenna or a diversity antenna.
  • the second antenna of the received signal is a diversity antenna.
  • the first antenna currently transmitting and receiving signals is a diversity antenna
  • the second antenna receiving the signal is a main set antenna.
  • the second antenna receiving the signal is used for optimization as the main day The antenna performance of the first antenna of the line for transmitting and receiving signals.
  • the first signal parameter When the first signal parameter is compared with the second signal parameter to determine that the value of the first signal parameter is less than the value of the second signal parameter, generating a first switching signal that is switched by the first antenna to the second antenna.
  • the value of the first signal parameter when the value of the first signal parameter is smaller than the value of the second signal parameter, the signal quality of the first antenna is weaker than the signal quality of the second antenna, and the signal strength of the second antenna is better than the first antenna.
  • the value of the first signal parameter and the threshold may be compared prior to comparing the first signal parameter with the second signal parameter. When it is determined that the value of the first signal parameter is less than a threshold, the first signal parameter and the second signal parameter are compared.
  • the size of the set threshold may be set according to actual conditions. The size of the threshold is not specifically limited by the present invention.
  • S103 Perform antenna switching according to the first switching signal, perform signal transmission and reception by using the second antenna, and receive the signal by using the first antenna.
  • the first port and the second antenna of the first antenna are connected according to the triggering of the first switching signal, and the second port of the second antenna is connected to the first antenna.
  • the first antenna that performs the receiving and transmitting signals is used as the antenna for receiving the signal
  • the second antenna that originally performs the receiving signal is used as the antenna for receiving and transmitting signals
  • the first antenna and the second antenna are implemented. Switching between the second antenna is used to optimize the performance of the first antenna.
  • the first antenna optimizes the performance of the second antenna, so that the second antenna with strong signal strength is used as the main antenna to improve the terminal. Receive signal strength to improve the signal quality of the received signal of the terminal.
  • the antenna for transmitting and receiving signals when the antenna for transmitting and receiving signals is switched from the first antenna to the second antenna, the first signal parameter and the second signal parameter are continuously monitored, when the value of the first signal parameter is greater than the value of the second signal parameter. And generating a second switching signal; performing antenna switching according to the second switching signal, performing signal transmission and reception by using the first antenna, and receiving the signal by using the second antenna.
  • Performing antenna switching according to the second switching signal, performing signal transmission and reception by using the first antenna, and receiving the signal by using the second antenna including: controlling, connected to the second antenna according to triggering of the second switching signal
  • the first port is connected to the first antenna
  • the second port connected to the first antenna is connected to the second antenna.
  • the value of the second signal parameter is less than the preset value
  • the value of the first signal parameter is compared with the value of the second signal parameter.
  • the preset value is not directly related to the threshold value in S102. Can be equal or not equal.
  • the first antenna in this embodiment may be a primary antenna or a diversity antenna, so that automatic switching between the primary antenna and the diversity antenna is implemented according to the strength of the received signals of the primary antenna and the diversity antenna.
  • the transmitting and receiving frequency bands of the diversity antenna are identical to the transmitting and receiving frequency bands of the main set antenna.
  • the main set antenna signal is weaker than a certain level, it automatically switches to the diversity antenna to receive the transmission signal, and when detecting that the diversity antenna signal is weak, it automatically switches to the main set antenna to receive the transmission signal, thereby improving the receiving signal of the mobile terminal. Performance.
  • the mobile phone currently transmits and receives signals through the first antenna as the main set antenna, and the second antenna is a diversity antenna as an example to describe the method for optimizing the terminal signal of the present invention, as shown in FIG. 2 above.
  • S201 When the mobile phone is in normal working, determine the type of the antenna for transmitting and receiving signals; wherein, in this embodiment, the main set antenna transmits the received signal, and the diversity antenna only receives the signal.
  • S203 determining whether the signal strength of the main set antenna is smaller than the signal strength of the diversity antenna; S204 is performed, otherwise S205 is performed.
  • S205 No switching is performed; when the signal strength on the main set antenna line is greater than or equal to the signal strength on the diversity antenna line, no switching is performed, and the main set antenna still performs signal reception and transmission, and the diversity antenna performs signal reception.
  • the first antenna that transmits and receives signals is used as a main set antenna as an example.
  • the first antenna that currently transmits and receives signals may also be a diversity antenna.
  • the antenna for transmitting and receiving signals is switched from the diversity antenna to the main antenna.
  • the switching between the primary antenna and the diversity antenna in S204 can be implemented by using the switching device for controlling the antenna in the first embodiment and the second embodiment. Therefore, when the main antenna and the diversity antenna have a weak reception signal, the antenna is automatically switched to the terminal of the other antenna to receive the transmission signal, and the receiving antenna of the terminal is realized by circuit switching, and the circuit is also simple, Switching between antennas is achieved by switches. Therefore, when the signal received by an antenna is weak due to a certain environment, such as a hand-held mobile phone call, and the signal quality of the voice or data is not good, the signal of the terminal is improved by switching between the two antennas. quality.
  • the solution provided by the embodiment of the invention improves the signal quality of the terminal by simple switching when the two antennas are far apart.
  • the embodiment of the present invention further provides a device for optimizing the signal quality of the terminal, which is applied to the terminal including the switching device according to the first embodiment and the second embodiment, as shown in FIG.
  • the monitoring module 301, the determining module 302, and the switching module 303 are included;
  • the monitoring module 301 is configured to monitor a first signal parameter of the first antenna that currently transmits and receives signals and Receiving a second signal parameter of the second antenna of the signal;
  • the determining module 302 is configured to generate a first switching signal when the first signal parameter and the second signal parameter satisfy the switching condition
  • the determining module 302 is specifically configured to compare the value of the first signal parameter with the second signal parameter; and when the value of the first signal parameter is determined to be smaller than the value of the second signal parameter, generate the first The antenna switches to a first switching signal of the second antenna.
  • the determining module 302 is further configured to: compare the value of the first signal parameter with a threshold; and when the value of the first signal parameter is determined to be less than a threshold, compare the first signal parameter with the second signal parameter.
  • the switching module 303 is configured to perform antenna switching according to the first switching signal, perform signal transmission and reception by using the second antenna, and receive the signal by using the first antenna.
  • the switching module 303 includes a first switching submodule 3031, and the first switching submodule 3031 is configured to control the first port and the second antenna of the first antenna according to the triggering of the first switching signal. Connected and connected the second port of the second antenna to the first antenna.
  • the switching module 303 further includes a second switching submodule 3032.
  • the second switching submodule 3032 is configured to generate a second when the value of the first signal parameter is greater than the value of the second signal parameter. Switching a signal; performing antenna switching according to the second switching signal, transmitting and receiving signals by using the first antenna, and receiving signals by using the second antenna.
  • the second switching submodule 3032 is specifically configured to: according to the triggering of the second switching signal, control a first port connected to the second antenna to be connected to the first antenna, and connect the first antenna The second port is coupled to the second antenna.
  • the embodiment of the present invention provides a switching device for controlling an antenna.
  • the switching device includes: a transmitting module 501, a first antenna 503, and a second antenna 504.
  • the transmitting module 501 has a corresponding antenna 503. a first port and a second port corresponding to the second antenna 504;
  • the first port and the second port are connected to the first antenna 503 and the second antenna 504 through the switch circuit 502.
  • the switch circuit 502 can include two switches, a first switch and a second switch, and can also include a switch, which is not limited by the present invention. Taking two switches as an example, when the first antenna 503 is used to transmit and receive signals, the first port is connected to the first antenna 503 through the first switch, and the second port is connected to the second antenna 504 through the first switch. When the second antenna 504 is used to transmit and receive signals, the first port is connected to the second antenna 504 through the first switch, and the second port is connected to the first antenna 503 through the first switch.
  • the first antenna may be a primary antenna or a diversity antenna.
  • the second antenna is a diversity antenna.
  • the first antenna is a diversity antenna
  • the second antenna is the primary antenna. Set the antenna.
  • the switching device for controlling the antenna of the present embodiment will be described below by taking the first antenna as the main set antenna and the second antenna as the diversity antenna as an example.
  • the first port corresponding to the first antenna is the main set port.
  • the main set port is connected to the main set antenna through the first switch, and the diversity port is connected to the diversity port through the second switch, the signal is received and transmitted through the main set antenna, and the diversity antenna is used to receive signals to optimize the performance of the main set antenna.
  • the main set port is connected to the diversity antenna through the first switch, and the diversity port is connected to the main set port through the second switch, the signal is received and transmitted through the diversity antenna, and the main set antenna is used to receive signals to optimize the performance of the diversity antenna.
  • the antenna performance of the diversity antenna is the same as that of the main antenna, and includes all frequency ranges of the main antenna.
  • a transmitting module is a transmitting frequency transmitting chip 601
  • a first port is a main set port
  • a first antenna is a main set.
  • Antenna 603 the second port is a diversity port
  • the second antenna is a diversity antenna 604,
  • One switch consists of node 1 and node 3, and the second switch consists of node 2 and node 4.
  • the transmitting RF transmitting chip 601 has a first port corresponding to the main set antenna 603 and a second port corresponding to the diversity antenna 604; wherein the first port and the second port are connected to the main set antenna 603 and the diversity antenna 604 through the switch circuit 602 .
  • the main set antenna 603 When the main set antenna 603 is used for receiving and transmitting signals, and the diversity antenna 604 is used to optimize the performance of the main set antenna, the node 1 and the node 3 are connected, the node 2 and the node 4 are connected, and the main set port of the radio frequency transmitting chip 601 is connected to the main On the set antenna 603, the diversity port is connected to the diversity antenna 604.
  • the terminal detects that the main set antenna signal strength is weak and the signal strength of the read diversity antenna is greater than the signal strength of the main set antenna, and the antenna switch is performed by controlling the opening and closing of the switch, and the switch is turned on.
  • the middle node 1 and the node 4 are connected, the node 2 and the node 3 are connected, the main set port of the radio frequency transmitting chip 601 is connected with the diversity antenna, and the diversity port is connected with the main set antenna.
  • the diversity antenna performs signal receiving and transmitting, and the diversity antenna Used to optimize the performance of the main set antenna.
  • the opening and closing of the switch can be controlled by software or by a hardware circuit, and the present invention does not specifically limit this.
  • the switching device provided by the embodiment of the present invention can switch between the main set antenna and the diversity antenna by simply controlling the switching of the switch, thereby exchanging the main set antenna and the diversity antenna.
  • the switching device provided in Embodiment 4 and Embodiment 5 can be used to implement the switching module 303 provided in Embodiment 3.
  • the integrated modules described in the embodiments of the present invention may also be stored in a computer readable storage medium if they are implemented in the form of software functional modules and sold or used as separate products. Based on such understanding, the technical solution of the embodiments of the present invention may be embodied in the form of a software product in essence or in the form of a software product stored in a storage medium, including a plurality of instructions.
  • a computer device (which may be a personal computer, server, or network device, etc.) is caused to perform all or part of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, and a read only memory (ROM, Read-Only Memory), random access memory (RAM), disk or optical disk, and other media that can store program code.
  • ROM Read Only Memory
  • RAM random access memory
  • embodiments of the invention are not limited to any specific combination of hardware and software.
  • the embodiment of the present invention generates a first signal parameter of the first antenna and a second signal parameter of the second antenna of the received signal, and determines that the first signal parameter and the second signal parameter meet the switching condition.
  • the first switching signal performs antenna switching according to the first switching signal, performs signal transmission and reception by using the second antenna, and receives the signal by using the first antenna.
  • the signal quality of the terminal is changed by the switching between the antennas, thereby improving the user experience.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Selon un mode de réalisation, la présente invention concerne un procédé d'optimisation de signaux de terminal. Le procédé comprend : la surveillance d'un premier paramètre de signal d'une première antenne en train d'émettre et de recevoir des signaux, et d'un second paramètre de signal d'une seconde antenne en train de recevoir des signaux ; la génération d'un premier signal de commutation lorsqu'il est déterminé que le premier et le second paramètre de signal remplissent une condition de commutation ; et la réalisation d'une commutation d'antennes selon le premier signal de commutation, de manière à utiliser la seconde antenne pour émettre et recevoir des signaux, et à utiliser la première antenne pour recevoir des signaux.
PCT/CN2015/089146 2015-07-30 2015-09-08 Procédé et dispositif d'optimisation de signaux de terminal Ceased WO2017016051A1 (fr)

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CN201510458470.7 2015-07-30
CN201510458470.7A CN106412945A (zh) 2015-07-30 2015-07-30 一种优化终端信号的方法及装置

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WO2017016051A1 true WO2017016051A1 (fr) 2017-02-02

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CN109257082A (zh) * 2017-07-14 2019-01-22 中兴通讯股份有限公司 一种天线切换处理方法、装置及系统

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CN1929667A (zh) * 2005-09-05 2007-03-14 中兴通讯股份有限公司 一种gsm多载频基站的自动测试装置及其方法
CN103391260A (zh) * 2013-06-27 2013-11-13 华为终端有限公司 降低无线干扰的方法和无线终端
CN103414507A (zh) * 2013-07-26 2013-11-27 北京小米科技有限责任公司 一种移动终端及其天线的切换方法和装置
CN104601195A (zh) * 2014-12-17 2015-05-06 小米科技有限责任公司 天线控制方法及装置

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US7248843B2 (en) * 2003-11-07 2007-07-24 Ge Medical Systems Information Technologies, Inc. Antenna selection system and method
JP4301239B2 (ja) * 2005-12-09 2009-07-22 ブラザー工業株式会社 コードレス通信装置
CN102573124B (zh) * 2010-12-27 2015-07-08 深圳富泰宏精密工业有限公司 天线系统及应用该天线系统的无线通信装置

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Publication number Priority date Publication date Assignee Title
CN1929667A (zh) * 2005-09-05 2007-03-14 中兴通讯股份有限公司 一种gsm多载频基站的自动测试装置及其方法
CN103391260A (zh) * 2013-06-27 2013-11-13 华为终端有限公司 降低无线干扰的方法和无线终端
CN103414507A (zh) * 2013-07-26 2013-11-27 北京小米科技有限责任公司 一种移动终端及其天线的切换方法和装置
CN104601195A (zh) * 2014-12-17 2015-05-06 小米科技有限责任公司 天线控制方法及装置

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