JPH02305235A - portable radio device - Google Patents
portable radio deviceInfo
- Publication number
- JPH02305235A JPH02305235A JP1126931A JP12693189A JPH02305235A JP H02305235 A JPH02305235 A JP H02305235A JP 1126931 A JP1126931 A JP 1126931A JP 12693189 A JP12693189 A JP 12693189A JP H02305235 A JPH02305235 A JP H02305235A
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- battery
- power supply
- batteries
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
Landscapes
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、車載用の移動通信等に利用する携帯無線装置
に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a portable radio device used for vehicle-mounted mobile communications and the like.
従来の技術 第２図は、従来の携帯無線装置の構成を示している。Conventional technology FIG. 2 shows the configuration of a conventional portable wireless device.
第２図において、１は、車載バッテリ（不図示）等の外
部電源に接続するための外部電源端子、２は、外部電源
端子１に並列に接続され、外部電源と同一電圧の内部電
源用電池、３は、外部電源端子１又は電池２からの電源
電圧を下げるとともに安定化して無線制御ユニット４に
供給するだめのドロッパタイプのレギュレータ、５は、
外部電源端子１又は電池２からの電源電圧を下げるとと
もに安定化して信号処理ユニット６に供給するためのド
ロッパタイプのレギュレータ、７は、外部電源端子１又
は電池２からスイッチ８を介して供給される電源電圧に
より送信信号を増幅する送信出力増幅ユニットであり、
無線制御ユニット４、信号処理ユニット６、送信出力増
幅ユニット７はそれぞれ、外部電源端子１及び電池２に
対して並列に接続されている。In Fig. 2, 1 is an external power supply terminal for connecting to an external power source such as a vehicle battery (not shown), and 2 is an internal power supply battery connected in parallel to the external power supply terminal 1 and having the same voltage as the external power supply. , 3 is a dropper type regulator that lowers and stabilizes the power supply voltage from the external power supply terminal 1 or the battery 2 and supplies it to the wireless control unit 4;
A dropper type regulator 7 for lowering and stabilizing the power supply voltage from the external power terminal 1 or the battery 2 and supplying it to the signal processing unit 6 is supplied from the external power terminal 1 or the battery 2 via the switch 8. It is a transmission output amplification unit that amplifies the transmission signal using the power supply voltage.
The radio control unit 4, the signal processing unit 6, and the transmission output amplification unit 7 are connected in parallel to the external power supply terminal 1 and the battery 2, respectively.
尚、第２図において、スイッチ８は、信号処理ユニット
６の制御により送信時のみオンとなり、待ち受け時には
オフである。また、送受信される信号のラインは省略さ
れている。In FIG. 2, the switch 8 is turned on only during transmission under the control of the signal processing unit 6, and is turned off during standby. Also, lines for signals transmitted and received are omitted.
上記構成において、外部電源や電池２の電源電圧が例え
ば１２Ｖである場合、この電圧は、レギュレータ３．５
内のＡ級動作のトランジスタ（図示省略）の内部損失で
例えば５Ｖに下げられ、それぞれ電流１１、Ｉ２、で無
線制御ユニット４、信号処理ユニッｌ−６に供給される
。また、送信出力増幅ユニット７に対しては、外部電源
や電池２の電圧１２Ｖが供給される。In the above configuration, if the power supply voltage of the external power supply or battery 2 is, for example, 12V, this voltage is
The voltage is lowered to, for example, 5V due to the internal loss of a class-A transistor (not shown), and is supplied to the radio control unit 4 and signal processing unit 1-6 with currents 11 and I2, respectively. Further, the transmission output amplification unit 7 is supplied with a voltage of 12V from an external power source or the battery 2.
したがって、上記従来例によれば、無線制御ユニット４
、信号処理ユニット６用に別個のレギュレータ３．５を
用いているので、電源ラインからの相互の干渉を防止す
ることができる。Therefore, according to the above conventional example, the wireless control unit 4
Since a separate regulator 3.5 is used for the signal processing unit 6, mutual interference from the power supply lines can be prevented.
発明が解決しようとする課題
しかしながら、上記従来の携帯無線装置では、ドロッパ
タイプのレギュレータ３．５を用いているので、電源電
圧とレギュレータ３．５の出力電圧の差７Ｖと、無線制
御ユニット４、信号処理ユニット６でそれぞれ消費され
る電流■１、Ｉ２ の積１−７Ｈ１、Ｉ２））の電力が
損失するという問題点がある。Problems to be Solved by the Invention However, since the above conventional portable radio device uses a dropper type regulator 3.5, there is a difference of 7V between the power supply voltage and the output voltage of the regulator 3.5, and the radio control unit 4, There is a problem in that the power of the product 1-7H1, I2) of the current consumed by the signal processing unit 6, respectively, is lost.
本発明は上記従来の問題点に鑑み、電力損失が少ない優
れた携帯無線装置を提供することを目的とする。SUMMARY OF THE INVENTION In view of the above-mentioned conventional problems, it is an object of the present invention to provide an excellent portable wireless device with low power loss.
課題を解決するための手段
本発明は上記目的を達成するために、無線制御ユニット
、信号処理ユニットの動作電圧より高く、かつ合計電圧
が送信信号増幅ユニットの動作電圧に略一致する電源電
圧を供給する第１、第２の電池に分割するとともに、こ
の第１又は第２の電池からの電源電圧を無線制御ユニッ
ト、信号処理ユニットの動作電圧に下げる第１、第２の
レギュレータとを備え、待ち受け時に第１、第２の電池
の電源電圧がそれぞれ第１、第２のレギュレータに供給
されるように制御し、送信時に第１、第２の電池の電源
電圧がそれぞれ第２、第１のレギュレータに供給される
ように制御するとともに、第１、第２の電池の合計電圧
が送信信号増幅ユニットに供給されるように制御するよ
うにしたものである。Means for Solving the Problems In order to achieve the above object, the present invention supplies a power supply voltage that is higher than the operating voltage of the radio control unit and the signal processing unit, and whose total voltage substantially matches the operating voltage of the transmission signal amplification unit. and first and second regulators that reduce the power supply voltage from the first or second battery to the operating voltage of the wireless control unit and the signal processing unit. At the time of transmission, the power supply voltages of the first and second batteries are controlled to be supplied to the first and second regulators, respectively. In addition, the total voltage of the first and second batteries is controlled so that the total voltage of the first and second batteries is supplied to the transmission signal amplification unit.
作用
本発明は上記構成により、第１、第２のレギュレータの
電圧降下が小さくなり、したがって、電力損失が少なく
なる。Effect: With the above-described configuration, the voltage drop of the first and second regulators is reduced, and therefore, power loss is reduced.
実施例
以下、図面を参照して本発明の詳細な説明する。第１図
は、本発明に係る携帯無線装置の一実施例を示すブロッ
ク図である。EXAMPLES Hereinafter, the present invention will be described in detail with reference to the drawings. FIG. 1 is a block diagram showing an embodiment of a portable wireless device according to the present invention.
第１図において、１１は、等の外部電源に接続するため
の外部電源端子（不図示）に並列に接続され、外部電源
七同−電圧（例えば１２ｖ）の内部電源用の電池であり
、この電池１１は、それぞれ外部電源の半分の電圧６Ｖ
の電池１１と、１１ｂより構成されている。In FIG. 1, reference numeral 11 is a battery for the internal power supply, which is connected in parallel to an external power supply terminal (not shown) for connection to an external power supply, and has the same voltage (for example, 12V) as the external power supply. The batteries 11 each have a voltage of 6V, which is half the voltage of the external power supply.
It is composed of a battery 11 and a battery 11b.
１２は、電池１１ａ又はＩｌｂからスイッチ１８を介し
て供給される電圧を下げるとともに安定化して無線制御
ユニット１３に供給するためのドロッパタイプの電圧レ
ギュレータ、１４は、電池１１ａから供給される電圧を
下げるとともに安定化して信号処理ユニット１５に供給
するためのドロッパタイプの電圧レギュレータ、１６は
、スイッチ１９により電池１１と、ｌｌｂが直列に接続
される電池１１からスイッチ１７を介して供給される電
源電圧により送信信号を増幅する送信出力増幅ユニット
である。12 is a dropper type voltage regulator for lowering and stabilizing the voltage supplied from the battery 11a or Ilb via the switch 18 and supplying the stabilized voltage to the wireless control unit 13; 14 lowers the voltage supplied from the battery 11a A dropper-type voltage regulator 16 for stabilizing and supplying the voltage to the signal processing unit 15 is connected to the battery 11 by a switch 19, and by the power supply voltage supplied from the battery 11 to which the llb is connected in series via a switch 17. This is a transmission output amplification unit that amplifies the transmission signal.
無線制御ユニット１３、信号処理ユニット１５はそれぞ
れ５■の電源電圧により作動し、送信出力増幅ユニット
１６は１２Ｖの電源電圧により動作し、また、スイッチ
１７〜１９は、後述するように信号処理ユニット１５に
より制御される。The radio control unit 13 and the signal processing unit 15 are each operated by a power supply voltage of 5V, the transmission output amplification unit 16 is operated by a power supply voltage of 12V, and the switches 17 to 19 are operated by the signal processing unit 15 as described later. controlled by
尚、第１図において、送受信される信号のラインは省略
されている。Note that in FIG. 1, lines for signals transmitted and received are omitted.
次に上記実施例の動作を説明する。Next, the operation of the above embodiment will be explained.
第１図において、先ず待ち受け時には、信号処理ユニッ
ト１５は、スイッチ１７をオフにするとともに、電池１
１ｂからの電源電圧が電圧レギュレータ１２に供給され
るようにスイッチ１８を制御し、また、電池１１ａのマ
イナス端子が接地されるように制御する。In FIG. 1, first, during standby, the signal processing unit 15 turns off the switch 17, and also turns off the battery 1.
The switch 18 is controlled so that the power supply voltage from the battery 1b is supplied to the voltage regulator 12, and the negative terminal of the battery 11a is grounded.
したがって、待ち受け時には、無線制御ユニット１３は
、電池１１ｂからの電源電圧により動作し、信号処理ユ
ニット１５は、電池１１ａからの電源電圧により動作す
る。Therefore, during standby, the wireless control unit 13 operates with the power supply voltage from the battery 11b, and the signal processing unit 15 operates with the power supply voltage from the battery 11a.
他方、送信時には、信号処理ユニット１５は、スイッチ
］７をオンにするとともに、電池１１ａからの電源電圧
が電圧レギュレータ１２に供給されるようにスイッチ１
８を制御し、また、電池１１ａのマイナス端子が電池１
１ｂのプラス端子に接続されるように制御する。On the other hand, at the time of transmission, the signal processing unit 15 turns on the switch] 7 and turns on the switch 1 so that the power supply voltage from the battery 11a is supplied to the voltage regulator 12.
8, and the negative terminal of battery 11a is connected to battery 1.
It is controlled so that it is connected to the positive terminal of 1b.
したがって、送信時には、従来例と同様な構成になって
無線制御ユニット１３は、電池１１ａからの電源電圧に
より動作し、信号処理ユニット１５は、電池１ ｌ ｂ
からの電源電圧により動作し、送信出力ユニッｈ １６
は、電池１１と、ｌｌｂが直列に接続された電池１１か
ら供給される電源電圧により動作する。Therefore, at the time of transmission, the wireless control unit 13 has a configuration similar to that of the conventional example, and operates using the power supply voltage from the battery 11a, and the signal processing unit 15 operates using the power supply voltage from the battery 11a.
It is operated by the power supply voltage from the transmission output unit h16.
is operated by the power supply voltage supplied from the battery 11 and the battery 11 connected in series with ILB.
この場合、電力損失は、電池１１と、ｌｌｂの電圧と電
圧レギュレータ１２．１４の圧力電圧の差１ｖと、無線
制御ユニット１３、信号処理ユニット１５でそれぞれ消
費される電流１１、Ｉ２の積（＝ｊ＋、１２）となり、
したがって、従来例の１／７となる。In this case, power loss is the product (= j+, 12),
Therefore, it is 1/7 of the conventional example.
発明の詳細
な説明したように、本発明は、無線制御ユニット、信号
処理ユニットの動作電圧より高く、かつ合計電圧が送信
信号増幅ユニットの動作電圧に略一致する電源電圧を供
給する第１、第２の電池に分割するとともに、この第１
又は第２の電池からの電源電圧を無線制御ユニット、信
号処理ニニットの動作電圧に下げる第１、第２のレギュ
レータとを備え、待ち受け時に第１、第２の電池の電源
電圧がそれぞれ第１、第２のレギュレータに供給される
ように制御し、送信時に第１、第２の電池の電源電圧が
それぞれ第２、第１のレギュレータに供給されるように
制御するとともに、第１、第２の電池の合計電圧が送信
信号増幅ユニットに供給されるように制御するようにし
たので、第１、第２のレギュレータの電圧降下が小さく
なり、したがって、電力損失が少なくなる。DETAILED DESCRIPTION OF THE INVENTION As described above, the present invention provides first and second power supply voltages that are higher than the operating voltage of the radio control unit and the signal processing unit and whose total voltage substantially matches the operating voltage of the transmission signal amplification unit. This first battery is divided into two batteries.
Alternatively, first and second regulators are provided to lower the power supply voltage from the second battery to the operating voltage of the wireless control unit and the signal processing unit, so that the power supply voltage of the first and second batteries is set to the first and second voltages, respectively, during standby. The power supply voltages of the first and second batteries are controlled to be supplied to the second regulator, respectively, during transmission, and the power supply voltages of the first and second batteries are supplied to the second regulator, respectively. Since the total voltage of the batteries is controlled so as to be supplied to the transmission signal amplification unit, the voltage drop of the first and second regulators is reduced, and therefore power loss is reduced.
【図面の簡単な説明】
第１図は、本発明に係る携帯無線装置の一実施例を示す
ブロック図、第２図は、従来の携帯無線装置を示すブロ
ック図である。
１１ （ｌｌと、１ｌｂ）−電池、１２．１４・・・電
圧レギュレータ、１３・・・無線制御ユニット、１５・
・・信号処理ユニット、１６・・・送信出力増幅ユニッ
ト、１７，１８．１９・・・スイッチ。
代理人の氏名 弁理士 粟野重孝ほか１名＝ ８ −BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a portable radio device according to the present invention, and FIG. 2 is a block diagram showing a conventional portable radio device. 11 (ll and 1lb) - battery, 12.14...voltage regulator, 13...wireless control unit, 15.
... Signal processing unit, 16... Transmission output amplification unit, 17, 18.19... Switch. Name of agent: Patent attorney Shigetaka Awano and 1 other person = 8 -
Claims (2)
り高く、かつ合計電圧が前記送信信号増幅ユニットの動
作電圧に略一致する電源電圧を供給する第１、第２の電
池と、 前記第１又は第２の電池からの電源電圧を前記無線制御
ユニット、信号処理ユニットの動作電圧に下げる第１、
第２のレギュレータとを有し、待ち受け時に前記第１、
第２の電池の電源電圧がそれぞれ第１、第２のレギュレ
ータに供給されるように制御し、送信時に前記第１、第
２の電池の電源電圧がそれぞれ第２、第１のレギュレー
タに供給されるように制御するとともに、前記第１、第
２の電池の合計電圧が前記送信信号増幅ユニットに供給
されるように制御することを特徴とする携帯無線装置。(1) A unit that performs wireless control, a unit that performs signal processing, a unit that amplifies the transmitted signal, and a voltage that is higher than the operating voltage of the wireless control unit and the signal processing unit, and whose total voltage is the operating voltage of the transmitted signal amplification unit. first and second batteries that supply a power supply voltage that substantially matches the voltage; a first battery that lowers the power supply voltage from the first or second battery to the operating voltage of the wireless control unit and the signal processing unit;
and a second regulator, and when in standby, the first,
The power supply voltage of the second battery is controlled to be supplied to the first and second regulators, respectively, and the power supply voltage of the first and second batteries is supplied to the second and first regulators, respectively, at the time of transmission. 1. A portable wireless device characterized in that the portable wireless device is controlled such that the total voltage of the first and second batteries is supplied to the transmission signal amplification unit.
電圧に一致することを特徴とする請求項（１）記載の携
帯無線装置。(2) The portable wireless device according to claim 1, wherein the total voltage of the first and second batteries matches the voltage of an external power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1126931A JPH02305235A (en) | 1989-05-19 | 1989-05-19 | portable radio device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1126931A JPH02305235A (en) | 1989-05-19 | 1989-05-19 | portable radio device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02305235A true JPH02305235A (en) | 1990-12-18 |
Family
ID=14947445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1126931A Pending JPH02305235A (en) | 1989-05-19 | 1989-05-19 | portable radio device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02305235A (en) |
-
1989
- 1989-05-19 JP JP1126931A patent/JPH02305235A/en active Pending
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