CN104617370A - Communication terminal with multi-system low-frequency antennas and communication method thereof - Google Patents

Communication terminal with multi-system low-frequency antennas and communication method thereof Download PDF

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CN104617370A
CN104617370A CN 201510019365 CN201510019365A CN104617370A CN 104617370 A CN104617370 A CN 104617370A CN 201510019365 CN201510019365 CN 201510019365 CN 201510019365 A CN201510019365 A CN 201510019365A CN 104617370 A CN104617370 A CN 104617370A
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antenna
external
low frequency
communication terminal
low
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CN 201510019365
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CN104617370B (en )
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唐登涛
金晶晶
林森
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优能通信科技(杭州)有限公司
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Abstract

The invention discloses a communication terminal with multi-system low-frequency antennas and a communication method thereof. The communication terminal comprises a communication terminal body and at least two external low-frequency antennas, one ends of the external low-frequency antennas are connected with a PCB board of the communication terminal, the external low-frequency antennas can retract into the communication terminal, when the communication terminal performs communication, only one external low-frequency antenna is pulled out. The communication method includes flow that when one external low-frequency antenna is pulled out, the system corresponding to the external low-frequency antenna works; when at least two external low-frequency antennas are pulled out, the systems corresponding to the at least two external low-frequency antennas do not work; when all the external low-frequency antennas are arranged in the communication terminal, all the systems corresponding to the external low-frequency antennas do not work. According to the communication terminal with multi-system low-frequency antennas and the communication method thereof, a plurality of high-performance low-frequency antennas are integrated with the communication terminal.

Description

一种含多系统低频天线的通信终端及其通信方法 Communication terminal and communication method in a system containing multiple low frequency antenna

技术领域 FIELD

[0001] 本发明涉及通信终端的天线设计,特别涉及一种含多系统低频天线的通信终端及其通彳目方法。 [0001] The present invention relates to a communication terminal of the antenna design, and more particularly to a communication terminal and a method of entry through the left foot multi-system containing the low-frequency antenna.

背景技术 Background technique

[0002] 对于低频系统,当将低频天线内置于终端内部时,天线效率低,需要空间及面积较大,不能满足需求;而当将低频天线外置于终端外部时,一般只能设置一根外置天线,当两根外置天线置于终端上时,互相干扰,性能较差,且出于对外观的要求,也不能接受设计超过一个的外置天线。 [0002] For low frequency systems, when the low-frequency antenna built inside the terminal, the antenna efficiency is low, and requires a large area of ​​space, can not meet the demand; and when the low-frequency antenna placed outside the outer terminal, generally only one setting external antenna, external antenna when placed on the terminal two, mutual interference, poor performance, and the requirements for the appearance, the design can not accept more than one external antenna.

[0003] 因此,现有的通信终端设备难于集成多个高性能的低频天线。 [0003] Thus, the conventional communication terminal device difficult to integrate a plurality of high-performance low frequency antenna.

发明内容 SUMMARY

[0004] 本发明针对上述现有技术中存在的问题,提出一种含多系统低频天线的通信终端及其通信方法,解决了现有通信终端难于集成多个高性能的低频天线的问题。 [0004] The present invention addresses the above problems of the prior art, we propose a method for a communication terminal and a communication system containing a plurality of low frequency antenna, to solve the problems of the prior difficult to integrate multiple high-performance communication terminal of the low frequency antenna.

[0005] 为解决上述技术问题,本发明是通过如下技术方案实现的: 本发明提供一种含多系统低频天线的通信终端,其包括:通信终端本体,至少两个外置低频天线;其中:每个所述外置低频天线的一端均与所述通信终端的PCB板相连,所述外置低频天线的最底部一节位于通信终端的内部,所述外置低频天线缩回时,位于通信终端的内部;当所述外置低频天线缩回通信终端的内部时,所述外置低频天线不工作,当所述外置低频天线拉出时,所述外置低频天线工作;当通信终端进行通信时,只有一个所述外置低频天线拉出。 [0005] In order to solve the above technical problem, the present invention is achieved by the following technical solutions: The present invention provides a communication terminal having multiple low frequency antenna system, comprising: a communication terminal body, the at least two external low frequency antenna; wherein: the low frequency end of each antenna are externally connected to the PCB of the communication terminal, the external low-frequency antenna is located inside the very bottom of a communication terminal, the external antenna is retracted low, of the communication the interior of the terminal; and when the low frequency antenna is retracted inside the external communication terminal, the external low-frequency antenna does not work, when the external antenna is pulled out low frequency, the low frequency antenna external work; when the communication terminal when communicating, only a low frequency of the external antenna is pulled out.

[0006] 用户可自行选择使用哪个频段进行通信,只需将相应频段的外置低频天线拉出, 将其他外置低频天线缩回通信终端内部即可。 [0006] The user can select which frequency band to communicate, simply corresponding band external low frequency antenna is pulled out, the other external low-frequency antenna can be retracted inside a communication terminal.

[0007] 较佳地,还包括接地端、金属弹片及逻辑开关,每个所述外置低频天线分别对应一个所述接地端、一个所述金属弹片以及一个所述逻辑开关;其中:所述金属弹片一端与所述逻辑开关相连,另一端与所述外置低频天线的与所述通信终端的PCB板相连的一端绝缘连接,所述逻辑开关的输出端与所述通信终端的CPU相连;当所述外置低频天线缩回时,所述金属弹片与所述接地端电连接,所述逻辑开关输出低电平给所述CPU ;当所述外置低频天线拉出时,所述金属弹片弹起,与所述接地端断开,所述逻辑开关输出高电平给所述CPU。 [0007] Preferably, further comprising a ground terminal, and the metal dome switch logic, each of said external low frequency antenna corresponding one of said ground terminal, a metal dome and said one of said logical switch; wherein: said one end of the metal dome switch is logically connected to one end of the PCB said insulating communication terminal connected to the other end of the low-frequency external antenna is connected, is connected to the output of the CPU logic switch and said communication terminal; when the low frequency external antenna is retracted, the metal dome is electrically connected to the ground terminal, the logic low level to the switch outputs the CPU; low when the external antenna is pulled out, the metal shrapnel bounce, disconnected from the ground terminal, the logic high output to switch the CPU. CPU根据对应天线输出的高、低电平,给出相应的界面提示,以防用户使用错误;CPU也可根据对应天线输出的高、低电平,自动切换天线模式,更加的智能化。 The CPU antenna output corresponding to the high, low, given the appropriate interface prompts the user to prevent the wrong; CPU may output a corresponding antenna according to high and low, the automatic antenna mode switching, more intelligent.

[0008] 较佳地,所述逻辑开关为电位器。 [0008] Preferably, the switching logic is a potentiometer.

[0009] 较佳地,所述低频天线包括PDT天线以及LTE天线。 [0009] Preferably, the low frequency antenna comprises an antenna and LTE antenna PDT.

[0010] 较佳地,所述LTE天线包括LTE主天线和LTE分集天线,两路信号输入给相应的LTE天线接口,从而提高了LTE系统的射频性能。 [0010] Preferably, the LTE LTE antenna comprises a main antenna and a diversity antenna LTE, two signals are input to a respective antenna interface LTE, thereby improving RF performance the LTE system.

[0011] 较佳地,所述LTE分集天线内置于所述通信终端的下端。 [0011] Preferably, the LTE diversity antenna built in the lower end of the communication terminal.

[0012] 较佳地,所述外置低频天线为拉杆天线。 [0012] Preferably, the low frequency antenna is an external whip antenna.

[0013] 本发明还提供一种含多系统低频外置天线的通信终端的通信方法,其包括以下流程: 拉出其中一个外置低频天线,该外置低频天线对应的系统工作; 拉出至少两个外置低频天线,该至少两个外置低频天线对应的系统都不工作; 将所有外置低频天线都内置于通信终端内部,所有外置低频天线对应的系统都不工作。 [0013] The present invention further provides a communication method for a communication terminal comprising a plurality of low frequency external antenna, comprising the following processes: wherein an external low frequency antenna is pulled out, the external antenna corresponding to the low frequency system work; drawn at least two external low frequency antenna, the low-frequency antenna corresponding to at least two external systems do not work; all external low frequency antenna are built inside a communication terminal, corresponding to the low frequency antenna to all external systems do not work.

[0014] 较佳地,还包括以下流程: 通知CPU外置低频天线的状态,给出相应的界面提示。 [0014] Preferably, the process further comprising: an external low frequency antenna CPU notification state, and gives the corresponding interface prompts.

[0015] 相较于现有技术,本发明具有以下优点: (1) 本发明提供的含多系统低频天线的通信终端及其工作方法,集成了多个高性能的低频天线,每次只有一个低频天线工作,天线之间不会有影响,天线性能好,且可以集成多个覆盖频段比较接近的低频天线; (2) 本发明还设置有逻辑开关,其可通知CPU天线的状态,控制软件作出相关的界面提示,以防用户使用错误。 [0015] Compared to the prior art, the present invention has the following advantages: (1) the present invention provides a communication terminal and a low work-containing multi-system antenna, a plurality of integrated high performance low frequency antenna, only one low-frequency antenna, will not be affected between the antennas, antenna performance is good, and a plurality of cover bands may be integrated relatively close to the low frequency antenna; (2) the present invention is further provided with a logic switch, which can be notified of the state of the CPU antenna control software to make the relevant interface prompts the user to prevent errors.

附图说明 BRIEF DESCRIPTION

[0016] 下面结合附图对本发明的实施方式作进一步说明: 图1为本发明的实施例1的含多系统低频天线的通信终端的结构示意图; 图2为本发明的实施例2的其中一个外置低频天线的的结构示意图; 图3为本发明的实施例2的含多系统低频天线的通信终端的结构示意图; 图4为本发明的含多系统低频天线的通信终端的通信方法。 [0016] The following embodiments in conjunction with the accompanying drawings of embodiment of the present invention will be further illustrated: a schematic configuration of a communication terminal system low frequency antenna containing multiple Example 1 of the present invention. FIG. 1; FIG. 2 of Example 2 of the present invention wherein a a schematic structural diagram of an external low frequency antenna; Example 2 containing a structural diagram of a multi-terminal communication system in the embodiment of FIG low frequency antenna 3 of the present invention; communication method of a communication terminal system low frequency antenna containing up to 4 of the present invention.

[0017] 标号说明:1-外置低频天线,2-外置低频天线,3-PCB板,4-LTE分集天线,5-金属弹片,6-逻辑开关,7-接地端。 [0017] Description of Reference Numerals: 1 - external low frequency antenna, an external low frequency antenna 2-, 3-PCB board, 4-LTE diversity antenna, the metal dome 5-, 6- logic switch, 7- ground.

具体实施方式 detailed description

[0018] 下面对本发明的实施例作详细说明,本实施例在以本发明技术方案为前提下进行实施,给出了详细的实施方式和具体的操作过程,但本发明的保护范围不限于下述的实施例。 [0018] Hereinafter, embodiments of the present invention will be described in detail, the present embodiments In order aspect of the present invention is a premise is given and the specific operation detailed embodiments, but the scope of the present invention is not limited to the Example embodiments described below.

[0019] 实施例1: 如图1所示,本实施例详细描述本发明的含多系统低频天线的通信终端,其包括通信终端本体,至少两个外置低频天线;本实施例以两个外置低频天线为例,分别为外置低频天线1和外置低频天线2,外置低频天线1和2的一端与通信终端本体的PCB板3相连。 [0019] Example 1: 1, the communication terminal of the present embodiment of the multi-system containing the low frequency antenna of the present invention in detail, the communication terminal comprising a body, at least two external low frequency antenna; Example In the present embodiment two external low frequency antenna as an example, the low frequency antenna is connected to external, and an external low frequency antenna 2, the antenna 1 and the external low-frequency end of the PCB with the communication terminal 3 of the body 2, respectively. 外置低频天线1和2为拉杆天线,其底部的一节设置在通信终端内部,因此,当将外置低频天线1或2缩回时,其位于通信终端的内部,当缩回通信终端内部时不工作,拉出时工作。 External low frequency antenna is a telescopic antenna 1 and 2, the bottom section disposed inside the communication terminal, and therefore, when the external low-frequency antenna 1 or 2 is retracted, which is located inside the communication terminal, when the communication terminal is retracted inside when not working, it works out.

[0020] 此处将外置低频天线1设置为roT350 MHz天线,其覆盖频段为350 MHz~390 MHz, 将外置低频天线2设置为LTE400MHz天线,其覆盖频段为400MHz~450MHz。 [0020] Here the low-frequency antenna 1 to an external roT350 MHz antenna, which covers the frequency band of 350 MHz ~ 390 MHz, the low-frequency antenna 2 to the external antenna LTE400MHz, which covers the frequency band of 400MHz ~ 450MHz. 当需要使用TOT 系统进行通信时,将外置低频天线1拉出,将外置低频天线2内置于通信终端;当需要使用LTE系统进行通信时,将外置低频天线2拉出,将外置低频天线1内置于通信终端。 When required TOT communication system, the external low-frequency antenna 1 is pulled out, the low-frequency antenna 2 built into the external communication terminal; when necessary using an LTE communication system, the external low-frequency antenna 2 is pulled out, the external low frequency antenna 1 built in a communication terminal.

[0021] 当通信终端进行通信时,只将其中一个天线拉出,不会相互影响,天线性能好,且能够集成多个覆盖频段比较接近的低频天线。 [0021] When the communication terminal communicates, where only one antenna is pulled out, it does not affect each other, good antenna performance, and integrate a plurality of relatively close cover band low frequency antenna. 本实施例的外置低频天线1和2的性能分别如表1和表2所ZK ; Low performance external antennas 1 and 2 of the present embodiment are shown in Table 1 and Table 2 ZK;

Figure CN104617370AD00051

本实施例还包括LTE分集天线4,其内置于通信终端的下端,与PCB板3相连。 This embodiment also includes a diversity antenna LTE 4, the lower end of which is incorporated in the communication terminal 3 is connected to the PCB. 外置低频天线2为LTE主天线。 2 is an LTE external low frequency antenna main antenna.

[0022] 主天线和分集天线可以同时接收两路信号,两路信号均输入到了相应的LTE天线接口,从而提高了LTE系统的射频性能。 [0022] The main antenna and the diversity antenna may receive two signals simultaneously, two signals are input to the corresponding LTE antenna interface, thereby improving the RF performance of the LTE system. LTE分集天线的性能如表3所示; LTE diversity antenna properties as shown in Table 3;

Figure CN104617370AD00052

实施例2: 本实施例是在实施例1的基础上,增加了通知CPU天线状态的功能,其是通过如图3-4 所示的结构来实现的,在实施例2的基础上,增加了两个金属弹片5,两个逻辑开关6及两个接地端7,金属弹片5的一端与逻辑开关6相连,另一端分别与外置低频天线1和2的与PCB板3相连的一端绝缘接触,逻辑开关6的输出端GPIO与通信终端的CPU相连,用于通知CPU天线的状态。 Example 2: This embodiment is based on embodiment 1, an increase of antenna status notification function CPU, which is obtained by the configuration shown in FIG. 3-4 to achieve, on the basis of Example 2 on increase the two metal dome 5, 6 and two switches two logic ground terminal 7, the switch 5 connects one of the logic metal dome 6, the other end of the external end of the insulating low frequency antenna 1 connected to the PCB 3 and 2, respectively contacting CPU logic switch output terminal GPIO of the communication terminal 6 is connected to the antenna for notifying the state of CPU.

[0023]当外置低频天线1和2缩回通信终端内部时,按压金属弹片5,使其接触接地端7,与接地端7电连接,逻辑开关6输出低电平;当外置低频天线1和2拉出时,金属弹片5弹起,与接地端7的连接中断,逻辑开关6由VCC供电,输出高电平。 [0023] When the internal communication terminal 1 and 2 external low frequency antenna is retracted, pressing the metal dome 5, 7 into contact with the ground terminal, the ground terminal 7 is electrically connected to the switch 6 outputs a logic low level; when an external low frequency antenna 1 and 2 is pulled out, the metal dome bounce 5, 7 and connected to the ground terminal is interrupted, the switch 6 is powered by the VCC logic, output high. CPU通过对应的外置低频天线传输来的高、低电平来判断外置低频天线是否拉出,从而作出相关的界面提示,如表4所示,当外置低频天线1和2都内置时,PDT系统、LTE系统都不工作;当外置低频天线1 拉出,外置低频天线2内置时,PDT系统工作;当外置低频天线1内置,外置低频天线2拉出时,LTE系统工作;当外置低频天线1和2都拉出时,PDT系统、LTE系统都不工作; 表4 The CPU external low frequency antenna corresponding to the transmission through the high and low to determine whether the external antenna pulled low, thereby making the relevant interface prompt, as shown, when an external low frequency antennas 1 and 2 are built-in table 4 , the PDT system, LTE systems do not work; when an external low frequency antenna 1 is pulled out, an external low frequency antenna 2 built, the PDT system operation; when the external low frequency antenna 1 built-in, low-frequency external antenna 2 pulled out, LTE system work; low when external antennas 1 and 2 are pulled, PDT system, LTE systems do not work; table 4

Figure CN104617370AD00061

CPU根据外置低频天线1和2对应的逻辑开关6的输出,给出相应的界面提示,能够防止用户判断、使用错误。 The output of the low frequency antenna external CPU 1 and 2 corresponding logical switch 6, to give the corresponding interface prompt, the user can be prevented determination, using an error. 同时,CPU根据相应的界面提示,自动切换通信模式,当PDT系统工作时,切换到PDT模式;当LTE系统工作时,切换到LTE模式,更加智能化。 Meanwhile, according to the corresponding interface prompt the CPU, automatically switching mode, when the system works PDT, the PDT mode switching; work when the LTE system, handover to the LTE mode, more intelligent.

[0024] 实施例3: 本实施例详细描述本发明的含多系统低频天线的通信终端的通信方法,其包括以下流程: F101 :拉出其中一个外置低频天线,该外置低频天线对应的系统工作; F102 :拉出至少两个外置低频天线,该至少两个外置低频天线对应的系统都不工作;F103 :将所有外置低频天线都内置于通信终端内部,所有外置低频天线对应的系统都不工作。 [0024] Example 3: The method of the present embodiment of the communication system, multiple communication terminals of the low frequency antenna containing detailed description of the present invention, which comprises the following processes: F101: wherein an external low frequency antenna is pulled out, the external antenna corresponding to the low frequency system works; F102: at least two external low frequency antenna is pulled out, the low-frequency antenna corresponding to at least two external systems do not work; F103: all external low frequency antenna are built inside a communication terminal, all external low frequency antenna corresponding systems do not work.

[0025] 还包括流程:F104 :通知CPU外置低频天线的状态,给出相应的界面提示,并自动切换系统模式。 [0025] The process further comprises: F104: Notifications CPU external antenna low, given the appropriate interface prompt and automatic mode switching system.

[0026] 需要说明的是,以上各流程不分先后顺序,可以根据需要选择不同的操作,可以进行单个流程或多个流程随意组合。 [0026] Incidentally, the above processes regardless of the order, different operations may be selected according to need, may be single or more flows freely combined.

[0027] 本实施例的通信方法,不仅能在多个低频模式下工作,且天线性能高,从而通信质量好;而且可自动通知CPU天线的状态,从而选择合适的通信系统,能够防止用户使用错误,更加的智能化。 [0027] The communication method of the present embodiment, not only can work in a plurality of low frequency mode, and a high antenna performance, so that good communication quality; and the state of the CPU can automatically notify the antenna, so as to select a suitable communication system, users can be prevented error, more intelligent.

[0028] 此处公开的仅为本发明的优选实施例,本说明书选取并具体描述这些实施例,是为了更好地解释本发明的原理和实际应用,并不是对本发明的限定。 [0028] Example embodiments of the present invention disclosed herein merely preferred, detailed description of the present specification and select these embodiments, in order to best explain the principles and practical applications of the present invention and not to limit the present invention. 任何本领域技术人员在说明书范围内所做的修改和变化,均应落在本发明所保护的范围内。 Any modifications and variations made by those skilled in the art within the scope of the specification, should be within the scope of the claimed invention.

Claims (9)

  1. 1. 一种含多系统低频天线的通信终端,其特征在于,包括;通信终端本体,至少两个外置低频天线;其中: 每个外置低频天线的一端均与所述通信终端的PCB板相连,所述外置低频天线可缩回通信终端的内部; 当所述外置低频天线缩回通信终端的内部时,所述外置低频天线不工作,当所述外置低频天线拉出时,所述外置低频天线工作; 当通信终端进行通信时,只有一个所述外置低频天线拉出。 CLAIMS 1. A communication terminal comprising a multi-antenna system is low, which is characterized in that, comprising; a communication terminal body, the at least two external low frequency antenna; wherein: the low frequency end of each antenna are external to the PCB of the communication terminals connected to the low frequency antenna may be retracted inside the external communication terminal; when the low frequency antenna is retracted inside the external communication terminal, the external low-frequency antenna does not work, when the external antenna is pulled out when low frequency the external low frequency antenna operation; when the communication terminal communicates only a low frequency of the external antenna is pulled out.
  2. 2. 根据权利要求1所述的含多系统低频天线的通信终端,其特征在于,还包括接地端、 金属弹片及逻辑开关,每个所述外置低频天线对应一个所述接地端、一个所述金属弹片及一个所述逻辑开关;其中: 所述金属弹片一端与所述逻辑开关相连,另一端与所述外置低频天线的与所述通信终端的PCB板相连的一端绝缘连接,所述逻辑开关的输出端与所述通信终端的CPU相连; 当所述外置低频天线缩回时,所述金属弹片与所述接地端电连接,所述逻辑开关输出低电平给所述CPU;当所述外置低频天线拉出时,所述金属弹片弹起,与所述接地端断开连接,所述逻辑开关输出高电平给所述CPU。 The multi-system comprising said communication terminal 1, the low frequency antenna as claimed in claim, characterized in that, further comprising a ground terminal, and the metal dome switch logic, each corresponding to a low frequency antenna to the external ground terminal, one of and said one of said metal dome switch logic; wherein: said metal dome is logically connected to one end of the switch, one end of the PCB said insulating communication terminal connected to the other end of the external antenna is connected to the low frequency, the CPU logic switch with an output terminal of said communication terminal is connected; low when the external antenna is retracted, the metal dome and the ground terminal is electrically connected to the logic low level is output to the switch CPU; when the low frequency external antenna is pulled out, the metal dome bounce, disconnected from said ground terminal, the logic high output to switch the CPU.
  3. 3. 根据权利要求2所述的含多系统低频天线的通信终端,其特征在于,所述逻辑开关为电位器。 The multi-system comprising the communication terminal 2, the low frequency antenna as claimed in claim, wherein the switching logic is a potentiometer.
  4. 4. 根据权利要求1所述的含多系统低频天线的通信终端,其特征在于,所述低频天线包括PDT天线化及LTE天线。 The multi-system comprising said communication terminal 1, the low frequency antenna as claimed in claim, wherein said low frequency antenna comprising an antenna of PDT and LTE antenna.
  5. 5. 根据权利要求4所述的含多系统低频天线的通信终端,其特征在于,所述LTE天线包括LTE主天线和LTE分集天线。 According to claim 4 comprising said plurality of low frequency antenna terminal communication system, wherein the LTE LTE antenna comprises a main antenna and a diversity antenna LTE.
  6. 6. 根据权利要求5所述的含多系统低频天线的通信终端,其特征在于,所述LTE分集天线内置于所述通信终端的下端。 The multi-system of claim 5 comprising a communication terminal of the low frequency antenna as claimed in claim, wherein the LTE diversity antenna built in the lower end of the communication terminal.
  7. 7. 根据权利要求1至6任一项所述的含多系统低频天线的通信终端,其特征在于,所述外置低频天线为拉杆天线。 The communication terminal system containing multiple low frequency antenna according to any one of the 1-6 claims, wherein said antenna is a rod antenna external low.
  8. 8. -种含多系统低频天线的通信终端的通信方法,其特征在于,包括W下流程: 拉出其中一个外置低频天线,该外置低频天线对应的系统工作; 拉出至少两个外置低频天线,该至少两个外置低频天线对应的系统都不工作; 将所有外置低频天线都内置于通信终端内部,所有外置低频天线对应的系统都不工作。 8. - method of communication of a communication terminal having multiple low frequency antenna system, characterized in that the process comprises W: wherein an external low frequency antenna is pulled out, the external antenna corresponding to the low frequency system work; drawn at least two outer low frequency antenna is set, the low-frequency antenna corresponding to at least two external systems do not work; all external low frequency antenna are built inside a communication terminal, corresponding to the low frequency antenna to all external systems do not work.
  9. 9. 根据权利要求8所述的含多系统低频天线的通信终端的通信方法,其特征在于,还包括W下流程: 通知CPU外置低频天线的状态,给出相应的界面提示。 According to claim 8 containing said multi-system communication method of a communication terminal of the low frequency antenna, wherein the process further comprising W: Notifications low CPU external antenna, gives the corresponding interface prompts.
CN 201510019365 2015-01-15 2015-01-15 Communication terminal and communication method in a system containing multiple low frequency antenna CN104617370B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08288725A (en) * 1995-04-10 1996-11-01 Sony Corp Antenna system and portable radio equipment
CN201260157Y (en) * 2008-08-21 2009-06-17 深圳华为通信技术有限公司 Data card
CN101645715A (en) * 2009-08-25 2010-02-10 中兴通讯股份有限公司 Terminal power saving method and terminal
CN201781057U (en) * 2010-05-19 2011-03-30 苏州德仕勤微电子有限公司 Telescopic antenna

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08288725A (en) * 1995-04-10 1996-11-01 Sony Corp Antenna system and portable radio equipment
CN201260157Y (en) * 2008-08-21 2009-06-17 深圳华为通信技术有限公司 Data card
CN101645715A (en) * 2009-08-25 2010-02-10 中兴通讯股份有限公司 Terminal power saving method and terminal
CN201781057U (en) * 2010-05-19 2011-03-30 苏州德仕勤微电子有限公司 Telescopic antenna

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