JPS61198829A - Battery saving circuit - Google Patents
Battery saving circuitInfo
- Publication number
- JPS61198829A JPS61198829A JP60038446A JP3844685A JPS61198829A JP S61198829 A JPS61198829 A JP S61198829A JP 60038446 A JP60038446 A JP 60038446A JP 3844685 A JP3844685 A JP 3844685A JP S61198829 A JPS61198829 A JP S61198829A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- electric field
- reception
- power
- power supply
- 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.)
- Granted
Links
- 230000005684 electric field Effects 0.000 claims abstract description 39
- 238000001514 detection method Methods 0.000 abstract description 20
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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
- Transceivers (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、無線移動局装置に利用する。特に、消費電力
の多いディジタルシンセサイザを有する携帯用電話機な
どのバッテリセービング回路に関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention is applied to a wireless mobile station device. In particular, the present invention relates to a battery saving circuit for a portable telephone having a digital synthesizer that consumes a large amount of power.
ディジタルシンセサイザ回路を含み送信手段と受信手段
とに接続される共用手段を有する無線移動局装置に付加
されたパンテリセービング回路において、
待受時に受信電界が受信不能な程度に弱い場合には、電
源を供給しても正しい受信はできないから、受信手段お
よび消費電力の高いディジタルシンセサイザ回路を含む
共通手段への電源供給をしばらく停止させることにより
、
電池の無駄な消耗をなくすようにしたものである。In a pantry saving circuit added to a wireless mobile station device that includes a digital synthesizer circuit and has a shared means connected to a transmitting means and a receiving means, if the received electric field is so weak that reception is impossible during standby, the power supply Correct reception cannot be achieved even if the power is supplied, so the power supply to the common means including the receiving means and the high-power-consuming digital synthesizer circuit is stopped for a while, thereby eliminating wasteful battery consumption.
従来使用されている無線移動局装置では、待受に送信系
回路の電源のみが断状態にされ、また自動車電話などの
基地システムを利用する無線移動局装置では、待受時に
送信系回路の電源のみが断状態にされるか、または基地
局からの信号に同期がとられて論理制御系回路の電源が
間欠的断続されてパンテリセービングが行われていた。In conventional wireless mobile station equipment, only the power to the transmission circuit is turned off during standby, and in wireless mobile station equipment that uses a base system such as a car phone, the power to the transmission circuit is turned off during standby. In order to save power, the power to logic control circuits is intermittently turned on and off in synchronization with signals from the base station.
このようなバッテリセービングでは、最近の論理制御系
回路がＣ−ＭＯＳなどの低消費デバイスで構成されるよ
うになったので、セービング効果が少なくなってきてい
る。一方、ディジタルシンセサイザ回路を有する無線移
動局装置のパンテリセービングを行う場合にディジタル
シンセサイザ回路の電源を断続させると急速な立上り特
性が得られず、着呼などの検知に失敗する確率が高く、
したがってほとんどディジタルシンセサイザ回路を含む
受信回路のパンテリセービングが行われていなかった。In such battery saving, the saving effect is decreasing because recent logic control system circuits are constructed of low consumption devices such as C-MOS. On the other hand, when performing power saving on a radio mobile station device having a digital synthesizer circuit, if the power supply of the digital synthesizer circuit is turned on and off, a rapid rise characteristic cannot be obtained, and there is a high probability that detection of incoming calls etc. will fail.
Therefore, most receiving circuits including digital synthesizer circuits have not been subjected to pantry saving.
本発明は、このような欠点を除去するもので、ディジタ
ルシンセサイザ回路を含む受信回路に間欠的に電力供給
することができるバッテリセービング回路を提供するこ
とを目的とする。SUMMARY OF THE INVENTION It is an object of the present invention to eliminate such drawbacks and to provide a battery saving circuit that can intermittently supply power to a receiving circuit including a digital synthesizer circuit.
本発明は、送信手段と、受信手段と、ディジタルシンセ
サイザ回路を含みこの送信手段および受信手段に接続さ
れる共用手段とを備えた無線移動局装置に付加され、こ
の装置の待受時にこの装置の各手段への電源供給を断続
する電源制御手段を備走たバッテリセービング回路で、
前述の問題点を解決するための手段として、上記無線移
動局装置で第一の所定時間に受信された電界の電界強度
が所定値以上である合計時間が第二の所定時間以下であ
ることを検出する受信電界検出手段と、この受信電界検
出手段の出力に基づいて、この検出手段、上記受信手段
および上記共用手段への電源供給を第三の所定時間にわ
たり上記電源制御手段により断状態にする制御手段とを
備えたことを特徴とする。The present invention is added to a radio mobile station device comprising a transmitting means, a receiving means, and a shared means including a digital synthesizer circuit and connected to the transmitting means and the receiving means, and when the device is on standby. A battery saving circuit equipped with a power control means for intermittent power supply to each means.
As a means for solving the above-mentioned problem, the total time during which the field strength of the electric field received by the wireless mobile station device during the first predetermined time is equal to or greater than the predetermined value is less than or equal to the second predetermined time. Based on the received electric field detecting means to be detected and the output of the received electric field detecting means, the power supply to the detecting means, the receiving means and the common means is cut off by the power supply controlling means for a third predetermined period of time. It is characterized by comprising a control means.
無線移動局装置で受信する電界強度が受信に適する値以
上の値であることが期待できない状態、すなわち着呼を
検知することが望まれない期間であることを短時間毎に
繰り返し受信電界検出手段で検出する。この状態にある
ときは、受信手段および消費電力の高いディジタルシン
セサイザ回路を含む共用手段への電流供給が間欠的に断
続され消費電力が節減される。Received electric field detection means that repeatedly detects, at short intervals, a state in which the electric field strength received by the wireless mobile station device cannot be expected to be greater than a value suitable for reception, that is, a period in which it is not desired to detect an incoming call. Detect with. In this state, the current supply to the receiving means and the shared means including the high power consumption digital synthesizer circuit is intermittently interrupted to save power consumption.
以下、本発明実施例装置を図面に基づいて説明する。 DESCRIPTION OF THE PREFERRED EMBODIMENTS A device according to an embodiment of the present invention will be explained below based on the drawings.
第１図は本発明実施例装置の構成を示すブロック構成図
である。第２図は第１図に示す電源制御回路の構成を示
す回路接続図である。FIG. 1 is a block configuration diagram showing the configuration of an apparatus according to an embodiment of the present invention. FIG. 2 is a circuit connection diagram showing the configuration of the power supply control circuit shown in FIG. 1.
まず、この実施例装置の構成を第１図および第２図に基
づいて説明する。この実施例装置は、送受信用アンテナ
１と、このアンテナ１に接続された送信系回路２および
受信回路４と（この送信系回路２および受信回路４のそ
れぞれの入力に接続されたディジタルシンセサイザ回路
３と、受信回路４の出力に接続された受信電界検出回路
５と、この回路の出力にその電界検出信号人カフ９が接
続され、外部の主電源にその主電源人カフ１が接続され
、かつ送信系回路２の電源入力、ディジタルシンセサイ
ザ回路３の電源入力、受信回路４の電源入力、受信電界
検出回路５の電源入力および論理制御回路６の電源入力
にそのバッテリセービング電源出カフ４が接続された電
源制御回路７と、送信系回路２、ディジタルシンセサイ
ザ回路３、受信回路４および受信電界検出回路５と制御
信号を授受する論理制御回路６とを備える。First, the configuration of this embodiment device will be explained based on FIG. 1 and FIG. 2. This embodiment device includes a transmitting/receiving antenna 1, a transmitting circuit 2 and a receiving circuit 4 connected to the antenna 1, and a digital synthesizer circuit 3 connected to the respective inputs of the transmitting circuit 2 and receiving circuit 4. , a received electric field detection circuit 5 is connected to the output of the receiving circuit 4, the electric field detection signal man cuff 9 is connected to the output of this circuit, the main power man cuff 1 is connected to an external main power supply, and The battery saving power output cuff 4 is connected to the power input of the transmitting system circuit 2, the power input of the digital synthesizer circuit 3, the power input of the receiving circuit 4, the power input of the received electric field detection circuit 5, and the power input of the logic control circuit 6. A logic control circuit 6 that transmits and receives control signals to and from the transmission system circuit 2, digital synthesizer circuit 3, reception circuit 4, and received electric field detection circuit 5 is provided.
ここで、電源制御回路７は、主電源人カフ１に接続され
、この出力がスイッチングトランジスタ７３を介してパ
ンテリセービング電源出カフ４が接続された主電源スイ
ッチ回路７２と、電界検出信号人カフ９に接続され、主
電源スイッチ回路７２およびスイッチトランジスタ７３
にスイッチングトランジスタ７５および７６と抵抗７８
および７８′を介して接続された時定数回路７７とを備
える。Here, the power supply control circuit 7 is connected to the main power source cuff 1, and its output is connected to the main power switch circuit 72 to which the pantry saving power output cuff 4 is connected via a switching transistor 73, and the electric field detection signal human cuff 1. 9, the main power switch circuit 72 and the switch transistor 73
switching transistors 75 and 76 and resistor 78
and a time constant circuit 77 connected via 78'.
次に、この実施例装置の動作を第１図に基づいて説明す
る。Next, the operation of this embodiment device will be explained based on FIG.
送受信用アンテナ１から入力された受信電界はディジタ
ルシンセサイザ回路３の一部と受信回路４により復調さ
れ、論理制御回路６に入力されこの回路で種々の処理が
行われる。受信回路４の一部から出力された信号は受信
電界検出回路５である一定値以上の受信電界の存無が判
断され、電界検出信号１０として電源制御回路７に入力
され、受信電界無と判断された場合は、送信系回路２、
ディジタルシンセサイザ回路３、受信回路４、受信電界
検出回路５および論理制御回路６の電源が一定時間断状
態にされる。一定時間経過後は再度電源が接状態にされ
、同一動作が繰り返えされる。The received electric field inputted from the transmitting/receiving antenna 1 is demodulated by a part of the digital synthesizer circuit 3 and the receiving circuit 4, and inputted to the logic control circuit 6, where various processing is performed. The signal output from a part of the receiving circuit 4 is judged by the received electric field detection circuit 5 as to whether there is a received electric field of a certain value or more, and is inputted to the power supply control circuit 7 as an electric field detection signal 10, and it is determined that there is no received electric field. If so, the transmission system circuit 2,
The power supplies of the digital synthesizer circuit 3, receiving circuit 4, received electric field detection circuit 5, and logic control circuit 6 are cut off for a certain period of time. After a certain period of time has elapsed, the power is turned on again and the same operation is repeated.
すなわち、本発明のバッテリセービング回路は、無線移
動局装置を携帯使用時などの比較的フェージング周期の
遅いときに、受信電界検出回路５あるいはフェージング
検出を含む受信電界検出回路５により、一定時間たとえ
ば２秒間受信電界が検出され、その時間内に一定受信電
界たとえば１ｄＢμＶ以上の受信電界がほとんど検出さ
れなければ（たとえば１０％以下）、受信電界検出回路
５、ディジタルシンセサイザ回ｆｌＲ３、受信回路４お
よび論理制御回路６の電源が一定時間たとえば４秒間に
わたり電源制御回路７により断状態にされる。That is, the battery saving circuit of the present invention allows the received electric field detection circuit 5 or the received electric field detection circuit 5 including fading detection to reduce the power consumption for a certain period of time, for example, when the fading period is relatively slow, such as when the wireless mobile station device is used as a portable device. If a received electric field is detected for a second, and a received electric field of a certain received electric field, for example, 1 dBμV or more, is hardly detected within that time (for example, 10% or less), the received electric field detection circuit 5, digital synthesizer circuit flR3, receiving circuit 4, and logic control The power supply to the circuit 6 is turned off by the power supply control circuit 7 for a certain period of time, for example, 4 seconds.
これにより受信待受時に育効にパンテリセービングが行
われる。As a result, panteri saving is performed effectively during reception standby.
本発明は以上説明したように、受信電界の弱い地域、例
えば建造物内あるいはサービスエリア外で消費される不
要な電力消費を防ぎ、携帯用移動機などの使用時間を大
幅に延長することができる効果がある。As explained above, the present invention prevents unnecessary power consumption in areas where the receiving electric field is weak, such as inside buildings or outside the service area, and can significantly extend the usage time of portable mobile devices. effective.
例えば、通話時消費電流７００ ｍＡ、待受時消費電流
１００ ＋＊Ａ、通話対待受時間比率１：１９、使用電
池容量８００ ＡＨおよびサービスエリア外時間率０．
３とした場合に、パンテリセービングをしないときには
、通話約１８分３０秒、待受約５時間５０分であるが、
バッテリセービングをしたときには、通話約３６分、待
受約１１時間２５分になり使用時間が約２倍に延長され
る。For example, the current consumption during talk is 700 mA, the current consumption during standby is 100 + * A, the talk to standby time ratio is 1:19, the battery capacity used is 800 AH, and the out-of-service area time ratio is 0.
In the case of setting 3, when not using Panteli Savings, the call time is approximately 18 minutes 30 seconds, and the standby time is approximately 5 hours 50 minutes.
When the battery is saved, the usage time is approximately doubled, with approximately 36 minutes of talk time and approximately 11 hours and 25 minutes of standby time.
第１図は本発明実施例装置の構成を示すブロック構成図
。
第２図は電源制御回路の構成を示す回路接続図。
１・・・送受信用アンテナ、２・・・送信系回路、３・
・・ディジタルシンセサイザ回路、４・・・受信回路、
５・・・受信電界検出回路、６・・・論理制御回路、７
・・・電源制御回路、１０・・・電界検出信号、７１・
・・主電源入力、７２・・・主電源スイッチ回路、７３
．７５．７６川スイツチングトランジスタ、７４・・・
バッテリセービング電源出力、７７・・・時定数回路、
７８．７８′・・・抵抗、７９・・・電界検出信号入力
。FIG. 1 is a block configuration diagram showing the configuration of an apparatus according to an embodiment of the present invention. FIG. 2 is a circuit connection diagram showing the configuration of the power supply control circuit. 1... Transmission/reception antenna, 2... Transmission system circuit, 3.
...Digital synthesizer circuit, 4...Reception circuit,
5... Received electric field detection circuit, 6... Logic control circuit, 7
...power supply control circuit, 10... electric field detection signal, 71.
・・Main power input, 72 ・・Main power switch circuit, 73
．． 75.76 River switching transistor, 74...
Battery saving power output, 77... time constant circuit,
78.78'...Resistor, 79...Electric field detection signal input.
Claims (1)
ザ回路を含みこの送信手段および受信手段に接続される
共用手段とを備えた無線移動局装置に付加され、 この装置の待受時にこの装置の各手段への電源供給を断
続する電源制御手段 を備えたバッテリセービング回路において、上記無線移
動局装置で第一の所定時間に受信された電界の電界強度
が所定値以上である合計時間が第二の所定時間以下であ
ることを検出する受信電界検出手段と、 この受信電界検出手段の出力に基づいて、この検出手段
、上記受信手段および上記共用手段への電源供給を第三
の所定時間にわたり上記電源制御手段により断状態にす
る制御手段と を備えたことを特徴とするバッテリセービング回路。(1) Added to a radio mobile station device comprising a transmitting means, a receiving means, and a shared means including a digital synthesizer circuit and connected to the transmitting means and the receiving means, when the device is on standby, each of the devices In a battery saving circuit including a power supply control means for intermittent power supply to the means, the total time during which the electric field strength of the electric field received by the radio mobile station device during the first predetermined time is equal to or greater than a predetermined value is a second time period. a received electric field detecting means for detecting that the received electric field is below a predetermined time; and based on the output of the received electric field detecting means, the power is supplied to the detecting means, the receiving means, and the common means for a third predetermined time. 1. A battery saving circuit comprising: control means for turning off the battery by means of the control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60038446A JPS61198829A (en) | 1985-02-27 | 1985-02-27 | Battery saving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60038446A JPS61198829A (en) | 1985-02-27 | 1985-02-27 | Battery saving circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61198829A true JPS61198829A (en) | 1986-09-03 |
| JPH0518491B2 JPH0518491B2 (en) | 1993-03-12 |
Family
ID=12525517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60038446A Granted JPS61198829A (en) | 1985-02-27 | 1985-02-27 | Battery saving circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61198829A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63103523A (en) * | 1986-10-21 | 1988-05-09 | Nippon Telegr & Teleph Corp <Ntt> | Battery saving system |
| JPS64824A (en) * | 1987-02-20 | 1989-01-05 | Nec Corp | Portable radio equipment with battery saving type channel scanning function |
| JPH05130012A (en) * | 1991-11-06 | 1993-05-25 | Sanyo Electric Co Ltd | Portable telephone set |
| US5697096A (en) * | 1994-11-15 | 1997-12-09 | Uniden Corporation | Narrow-band communication apparatus |
| US7512424B2 (en) | 2002-11-04 | 2009-03-31 | Research In Motion Limited | Wireless device battery conservation method and system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5316513A (en) * | 1976-07-30 | 1978-02-15 | Nec Corp | Mobile wireless telephone unit |
-
1985
- 1985-02-27 JP JP60038446A patent/JPS61198829A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5316513A (en) * | 1976-07-30 | 1978-02-15 | Nec Corp | Mobile wireless telephone unit |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63103523A (en) * | 1986-10-21 | 1988-05-09 | Nippon Telegr & Teleph Corp <Ntt> | Battery saving system |
| JPS64824A (en) * | 1987-02-20 | 1989-01-05 | Nec Corp | Portable radio equipment with battery saving type channel scanning function |
| JPH05130012A (en) * | 1991-11-06 | 1993-05-25 | Sanyo Electric Co Ltd | Portable telephone set |
| US5697096A (en) * | 1994-11-15 | 1997-12-09 | Uniden Corporation | Narrow-band communication apparatus |
| US5991603A (en) * | 1994-11-15 | 1999-11-23 | Uniden Corporation | Narrow-band communication apparatus |
| US7512424B2 (en) | 2002-11-04 | 2009-03-31 | Research In Motion Limited | Wireless device battery conservation method and system |
| US8131324B2 (en) | 2002-11-04 | 2012-03-06 | Research In Motion Limited | Wireless device battery conservation method and system |
| US8311594B2 (en) | 2002-11-04 | 2012-11-13 | Research In Motion Limited | Wireless device battery conservation method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0518491B2 (en) | 1993-03-12 |
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