JPH01303815A - Battery saving system - Google Patents
Battery saving systemInfo
- Publication number
- JPH01303815A JPH01303815A JP63134093A JP13409388A JPH01303815A JP H01303815 A JPH01303815 A JP H01303815A JP 63134093 A JP63134093 A JP 63134093A JP 13409388 A JP13409388 A JP 13409388A JP H01303815 A JPH01303815 A JP H01303815A
- Authority
- JP
- Japan
- Prior art keywords
- slave station
- station
- power
- power source
- master station
- 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
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
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)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野］
本発明はバンテリセイビング方式に関し、特に親局が子
局の受信系を含めた部分の電源の制御を行うバンテリセ
イビング方式に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a vanteri saving system, and particularly to a vanteri saving system in which a master station controls the power supply of a portion of a slave station including a receiving system.
〔従来の技術）
従来、この種のバッテリセイビング方式は、親局がＩＢ
ｓ （バンテリセイビング）周期内にあるｎ個のＢＳタ
イムスロットに１回だけ子局の電源オフ信号を子局に送
信し、子局は親局からの電源オフ信号を受信した時、受
信系も含めてバッテリセイビング可能な部分の電源をオ
フし、自局のカウンタで電源オフの時間をカウントした
後、自局の電源をオンにする方式であった。[Prior art] Conventionally, in this type of battery saving method, the master station
s (Vanteri Saving) A power off signal of the slave station is sent to the slave station only once in n BS time slots within a cycle, and when the slave station receives the power off signal from the master station, the receiving system The system involved turning off the power to parts that could save battery, including the power supply, counting the power-off time using a counter on the own station, and then turning on the power to the own station.
〔発明が解決しようとする課Ｂ］
しかしながら、上述した従来のバッテリセイビンク方式
は、ＩＢＳ周期内にあるｎ個のＢＳタイムスロットに１
回しか子局の電源オフ制御信号が送信されないため、子
局の電源がオンになってから、次の電源オフの時間まで
の間に親局と子局間の伝送路の誤りを考慮した電源オフ
制御の保護をすることができないという問題がある。[Problem B to be solved by the invention] However, in the conventional battery saving method described above, one
Since the power-off control signal for the slave station is only sent once, the power supply takes into account errors in the transmission path between the master station and the slave station between when the slave station is powered on and when the power is turned off the next time. There is a problem in that it is not possible to protect off control.
本発明は上述した問題を解消し、親局と子局間の伝送路
の誤りを考慮して親局の電源制御信号に保護を加えるこ
とができるようにしたバッテリセイビング方式を提供す
ることを目的としている。It is an object of the present invention to solve the above-mentioned problems and provide a battery saving method that takes into account errors in the transmission path between the master station and slave stations and adds protection to the power control signal of the master station. It is said that
本発明のバンテリセイビング方式は、１つの親局にはＩ
ＢＳＪＪ、ｌ内にあるｎ個の全子局共通のＢＳタイムス
ロットにｎ個の固有番号を子局に送信する手段を備え、
１以上の子局には親局から送られてくる前記タイムスロ
ット内の固有番号を識別する手段と、得られた固有番号
より親局と子局間の伝送路の誤りを考慮し、この固有番
号に保護を加え、その保護を加えた固有番号より子局が
電源をオフにする期間かどうかを判断して、子局の受信
系も含めたバッテリセイビング可能な部分の電源をオフ
する手段と、子局の電源オフから電源オンまでの時間を
カウントし、子局でバッテリセイビングした部分の電源
をオンにする手段とを備えている。In the vanteri saving method of the present invention, one master station has an I
BSJJ, comprising means for transmitting n unique numbers to a slave station in a BS time slot common to all n slave stations within l,
One or more slave stations are equipped with a means for identifying the unique number in the time slot sent from the master station, and a means for identifying the unique number from the obtained unique number, taking into account errors in the transmission path between the master station and the slave station. A method for adding protection to the number and determining whether it is time for the slave station to turn off its power based on the protected unique number and turning off the power to parts that can save battery, including the receiving system of the slave station. , a means for counting the time from power-off to power-on of the slave station, and turning on the power of the battery-saving portion of the slave station.
上述した構成では、親局が子局の受信系も含めた部分の
電源を制御しながら、子局は電源オンから次の電源オフ
までの時間に、親局と子局間の伝送路の誤りを考慮し、
親局の電源側′４〕■情報に保護を加えてバンテリセイ
ビングを実行する。In the above configuration, while the master station controls the power of the part including the receiving system of the slave station, the slave station is able to detect errors in the transmission path between the master station and the slave station during the time from power-on to power-off. Considering
Power supply side of the master station'4] ■ Add protection to information and perform vanity saving.
次に、本発明を図面を参照して説明する。 Next, the present invention will be explained with reference to the drawings.
第１図は本発明の一実施例のブロック図で、親局Ｂと子
局Ｔがポイントッーポイント方式で親局から子局へ向け
て通信する場合に必要となる部分の構成を示している。FIG. 1 is a block diagram of an embodiment of the present invention, showing the configuration of the parts necessary when a master station B and a slave station T communicate from the master station to the slave stations in a point-to-point manner. .
親局Ｂにおいて、１１はＢＳタイムスロットに多重する
ＢＳ固有番号を発生するＢＳ固有番号発生回路（ＢＳ
Ｎｏ、ＧＥＮ）、１２はフレーム同期パターン（Ｆ
ＰＴＮ）およびＢＳ固有番号を無線フレームに多重す
る多重回路（ＭＵＸ）、１３はベースバンド信号を変調
して子局へ送信する変調回路およびアンテナを備える送
信部（ＴＸ）を示している。In the master station B, 11 is a BS unique number generation circuit (BS
No, GEN), 12 is the frame synchronization pattern (F
A multiplexing circuit (MUX) multiplexes a baseband signal (PTN) and a BS specific number into a radio frame, and 13 a transmitter (TX) that includes a modulation circuit and an antenna that modulates a baseband signal and transmits it to a slave station.
一方、子局Ｔにおいて、２１は親局Ｂから送信された変
調波を受信し、変調波からクロック同期。On the other hand, in the slave station T, 21 receives the modulated wave transmitted from the master station B, and performs clock synchronization from the modulated wave.
再生を行い、ベースバンド信号を復調するアンテナ及び
復調回路を備える受信部（ＲＸ）、２２はＢＳ固有番号
検出回路（ＢＳ Ｎｏ、ＤＥＴ）である。このＢＳ固
有番号検出回路２２は、復調さレタベースバンド信号か
らフレーム同ターンヲ見つけフレーム同期を取るフレー
ム同期回路（ＦＳＹＮＣ）２３と、フレーム同期回路２
３で作られたフレーム同期信号よりＢＳタイムスロット
の位置を示すタイミングパルスを作り、ベースバンド信
号よりＢＳタイムスロット内のＢＳ固有番号を分離する
ＢＳ固有番号分離回路（ＢＳ Ｎｏ。A receiving unit (RX) includes an antenna and a demodulation circuit for reproducing and demodulating baseband signals, and 22 is a BS unique number detection circuit (BS No., DET). This BS unique number detection circuit 22 includes a frame synchronization circuit (FSYNC) 23 that detects the same frame turn from the demodulated letter baseband signal and performs frame synchronization, and a frame synchronization circuit 2
The BS unique number separation circuit (BS No.
ＤＭＵＸ）２４とを有している。DMUX) 24.
また、２５はＢＳ固有番号検出回路２２で得られたＢＳ
固有番号に親局と子局間の伝送路の誤りを考慮した保護
を加え、その保護を加えたＢＳ固有番号より子局が電源
オフの期間かどうか判断し、子局の受信系も含めたバン
テリセイビング可能な部分の電源をオフする制御信号を
発生するバッテリセイビング制御回路（ＢＳ Ｃ０Ｎ
Ｔ）、２（ｉは子局の電源オフから電源オンまでの時間
をカウントし、子局でバッテリセイビングした部分の電
源をオンにする制御卸回路（ＰＷＲＯＮ Ｃ０ＮＴ）
で、この回路は常時電源がオンになっている。In addition, 25 is the BS obtained by the BS unique number detection circuit 22.
Protection is added to the unique number to take into account errors in the transmission path between the master station and the slave station, and the BS unique number with that protection is used to determine whether the slave station is in a power-off period, and the reception system of the slave station is also included. Battery saving control circuit (BS C0N) that generates a control signal to turn off the power of parts that can be saved
T), 2 (i is a control wholesale circuit (PWRON C0NT) that counts the time from power-off to power-on of the slave station and turns on the power of the battery-saving part of the slave station.
This circuit is always powered on.
第２図は第１図の実施例における各回路部の信号の一例
を示すタイミングチャートである。同図の信号ａ −ｅ
は第１図に示される各回路から出力される信号ａ −ｅ
のタイミングに対応し、ａは親局Ｂの送信部１３で変調
する送信無線フレーム（ＴＸ ＦＲＡＭＥ） 、ｂは
子局Ｔの受信部２１で復調される受信無線フレーム（Ｒ
Ｘ ＦＲＡＭＥ）、ｃはＢＳ固有番号検出回路２２で
分離されるＢＳ固有番号（ＲＸ ＢＳ Ｎｏ、）、
ｄはハンテリセイビング制御回路２５で発生する電源オ
フ制御パルス（ＯＦＦ ＰＬＳ）、ｅは電源オン制御
回路２６から出力される子局の電源制御信号（ＰＷＲＣ
０ＮＴ）を示している。FIG. 2 is a timing chart showing an example of signals of each circuit section in the embodiment of FIG. 1. Signals a - e in the same figure
is the signal a −e output from each circuit shown in FIG.
Corresponding to the timing of
X FRAME), c is a BS unique number separated by the BS unique number detection circuit 22 (RX BS No.),
d is a power off control pulse (OFF PLS) generated by the hunter saving control circuit 25, and e is a slave station power control signal (PWRC) output from the power on control circuit 26.
0NT).
これらの図に示すようにＩＢＳ周！’ＪＩ Ｔ ａ ｓ
は、ｎ個の無線フレームＦ１〜Ｆｎから成り、各無線フ
レームにはフレーム同期パターンと１〜ｎのＢＳ固有番
号が多重されている。またＩＢｓ周期内で子局の電源が
オン、オフする時間は夫々ＴＯＦＦ＋Ｔ ＯＮである。IBS lap as shown in these figures! 'JI T a s
consists of n radio frames F1 to Fn, and each radio frame has a frame synchronization pattern and BS unique numbers 1 to n multiplexed. Further, the time during which the power of the slave station is turned on and off within the IBs cycle is TOFF+TON.
以上の構成およびタイミングチャートを基に、第１図の
動作を説明する。The operation of FIG. 1 will be explained based on the above configuration and timing chart.
まず始めに親局Ｂでは子局Ｔの電源系を制御するために
、ＢＳ固有番号発生回路１１でＢＳ固有番号を発生し、
第２図のａに示すように送信無線７１／−４（ＴＸ
ＦＲＡＭＥ） には無線７Ｌ／−ムＦ１〜Ｆｎにそれぞ
れ１〜ｎのＢＳ固有番号とフレーム同期パターンが多重
回路１２で多重され、送信部１３より送出される。First, in the master station B, in order to control the power supply system of the slave station T, the BS unique number generation circuit 11 generates a BS unique number.
As shown in FIG. 2a, transmitting radio 71/-4 (TX
BS specific numbers 1 to n and frame synchronization patterns are multiplexed to the wireless 7L/- frames F1 to Fn by a multiplexing circuit 12 and sent from a transmitter 13.
子局Ｔでは電源をオンにし、受信部２１で親局Ｂで変調
された信号が復調され、第２図のｂに示すタイミングで
受信無線フレーム（ＲＸ ＦＲＡＭＥ）が受信される
。In the slave station T, the power is turned on, the signal modulated by the master station B is demodulated in the receiving section 21, and a received radio frame (RX FRAME) is received at the timing shown in b in FIG.
次に、ＢＳ固有番号検出回路２２でフレーム同期が取ら
れ、受信無線フレームから各無線フレームＦ１〜Ｆｎに
あるＢＳタイムスロットより、第２図のＣで示すタイミ
ングで受信ＢＳ固有番号が分離され、ハッテリセイビン
グ制御回路２５に送られる。Next, frame synchronization is established in the BS unique number detection circuit 22, and the received BS unique number is separated from the BS time slot in each of the radio frames F1 to Fn from the received radio frame at the timing shown by C in FIG. The signal is sent to the battery saving control circuit 25.
このバンテリセイビング制御回路２５では、受信ＢＳ固
有番号が第２図のＣで示すようにｎ−３゜ｎ−２，ｎ−
１，ｎ、 １°と受信されるべきものが、例えばｎ−
３，ｎ−２，１，ｎ、１と入力され、３番目の受信ＢＳ
固有番号が誤って受信されるが、バッテリセイビング制
御回路２５では受信ＢＳ固有番号の保護を行い３番目に
入力された受信ＢＳ固有番号の値“１″′を無視し、５
番目に入力された受信ＢＳ固有番号の値“１゛をＩＢＳ
周期の始めと判断し、電源オン制御回路２６へ第２図の
ｄで示すタイミングで電源オフ制御パルスを送出する。In this vanteri saving control circuit 25, the reception BS specific number is n-3゜n-2, n- as shown by C in FIG.
For example, what should be received as 1, n, 1° is n-
3,n-2,1,n,1 is input, and the third receiving BS
Although the unique number is received in error, the battery saving control circuit 25 protects the received BS unique number, ignores the value "1"' of the received BS unique number input third, and
IBS
It is determined that it is the beginning of the cycle, and a power-off control pulse is sent to the power-on control circuit 26 at the timing shown by d in FIG.
この電源オン制御回路２６では、第２図のｅのように電
源オフ制御パルスで電源制御信号を低レベルにし、子局
の受信部も含めてバンテリセイビング可能な部分の電源
をオフにし、同時にタイマをスタートさせる。次にタイ
マでＴ。Ｆ１時間たったことをカウントした後、電源制
御信号を高レベルに立上げバッテリセイビングしていた
部分の電源をオンにする。In this power-on control circuit 26, the power-off control signal is set to a low level with a power-off control pulse as shown in e of FIG. Start the timer. Then T on the timer. After counting that F1 time has elapsed, the power supply control signal is raised to a high level to turn on the power to the part that was saving the battery.
以上の動作を繰り返すことにより、親局が子局の受信系
を含めた部分の電源の制御をしながら、子局は電源オン
から次の電源オフまでの時間に親局と子局間の伝送路の
誤りを考慮し、親局の電源制御信号に保護を加えること
ができる。By repeating the above operations, the master station controls the power of the part including the receiving system of the slave station, and the slave station transmits data between the master station and the slave station during the time from power on to the next power off. In consideration of path errors, protection can be added to the power control signal of the master station.
なお、前記実施例においては、ポイントッーポイント通
信の場合について説明してきたが、ポイントツーマルチ
ポイント通信の場合でも本発明が適用できることは上述
の説明から明らかである。In the above embodiments, the case of point-to-point communication has been described, but it is clear from the above description that the present invention can be applied even to the case of point-to-multipoint communication.
以上説明したように本発明は、親局ではｎ個の固有番号
を子局に送信し、子局ではこの固有番号を識別し、かつ
この固有番号より親局と子局間の伝送路の誤りを考慮し
、この固有番号に保護を加え、その保護を加えた固有番
号より子局が電源をオフにする期間かどうかを判断して
、子局の受信系も含めたバッテリセイビング可能な部分
の電源をオフし、更に子局の電源オフから電源オンまで
の時間をカウントし、子局でハッテリセイビングした部
分の電源をオンにするので、親局が子局の受信系も含め
た部分の電源を制御しながら、子局は電源オンから次の
電源オフまでの時間に、親局と子局間の伝送路の誤りを
考慮し、親局の電源制御情報に保護を加えることができ
る効果がある。As explained above, in the present invention, the master station transmits n unique numbers to the slave stations, the slave stations identify these unique numbers, and detect errors in the transmission path between the master station and the slave stations based on the unique numbers. Taking this into account, we add protection to this unique number, and use the protected unique number to determine whether or not it is time for the slave station to turn off its power. The power is turned off, and the time from the power off to the power on of the slave station is counted, and the power is turned on to the parts that have been saved in the slave station, so the master station can monitor the parts of the slave station including the receiving system. While controlling the power supply, the slave station can take into account errors in the transmission path between the master station and the slave station during the time from power on to power off, and add protection to the power control information of the master station. There is.
第１図は本発明のバンテリセイビング方式の一実施例の
ブロック図、第２図は第１図中の信号ａ〜ｅのタイミン
グチャートを示す。
１１・・・ＢＳ固有番号発生回路、１２・・・多重回路
、１３・・・送信部、２１・・・受信部、２２・・・Ｂ
Ｓ固有番号検出回路、２３・・・フレーム同期回路、２
４・・・ＢＳ固有番号分離回路、２５・・・バッテリセ
イビング制御回路、２６・・・電源オン制御卸回路。FIG. 1 is a block diagram of an embodiment of the vanteri saving system of the present invention, and FIG. 2 is a timing chart of signals a to e in FIG. 1. DESCRIPTION OF SYMBOLS 11... BS unique number generation circuit, 12... Multiplex circuit, 13... Transmission section, 21... Receiving section, 22... B
S unique number detection circuit, 23... frame synchronization circuit, 2
4...BS unique number separation circuit, 25...Battery saving control circuit, 26...Power on control wholesale circuit.
Claims (1)
局の電源系を管理制御するようにしたバッテリセイビン
グ方式において、親局には１バッテリセイビング周期内
にあるｎ個の全子局共通のバッテリセイビングタイムス
ロットにｎ個の固有番号を子局に送信する手段を備え、
子局には親局から送られてくる前記タイムスロット内の
固有番号を識別する手段と、得られた固有番号より親局
と子局間の伝送路の誤りを考慮し、この固有番号に保護
を加え、その保護を加えた固有番号より子局が電源をオ
フにする期間かどうかを判断して子局の受信系も含めた
バッテリセイビング可能な部分の電源をオフする手段と
、子局の電源オフから電源オンまでの時間をカウントし
、子局でバッテリセイビングした部分の電源をオンにす
る手段とを備えたことを特徴とするバッテリセイビング
方式。1. In a battery saving system that consists of one master station and one or more slave stations, and the master station manages and controls the power supply system of the slave stations, the master station has n power supplies within one battery saving cycle. comprising means for transmitting n unique numbers to the slave stations in a battery saving time slot common to all slave stations;
The slave station has a means for identifying the unique number in the time slot sent from the master station, and uses the obtained unique number to protect against transmission path errors between the master station and the slave station. and a means for determining whether it is time for the slave station to turn off its power from a unique number with added protection, and turning off the power to parts that can save battery, including the receiving system of the slave station, and A battery saving method characterized by comprising a means for counting the time from power off to power on and turning on the power for the portion of the slave station where battery saving has been performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63134093A JPH0744496B2 (en) | 1988-05-31 | 1988-05-31 | Battery saving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63134093A JPH0744496B2 (en) | 1988-05-31 | 1988-05-31 | Battery saving method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01303815A true JPH01303815A (en) | 1989-12-07 |
| JPH0744496B2 JPH0744496B2 (en) | 1995-05-15 |
Family
ID=15120271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63134093A Expired - Lifetime JPH0744496B2 (en) | 1988-05-31 | 1988-05-31 | Battery saving method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0744496B2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5272501A (en) * | 1975-12-15 | 1977-06-17 | Nippon Telegr & Teleph Corp <Ntt> | Selective call communication system |
-
1988
- 1988-05-31 JP JP63134093A patent/JPH0744496B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5272501A (en) * | 1975-12-15 | 1977-06-17 | Nippon Telegr & Teleph Corp <Ntt> | Selective call communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0744496B2 (en) | 1995-05-15 |
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