JP2516338B2 - Communication device - Google Patents
Communication deviceInfo
- Publication number
- JP2516338B2 JP2516338B2 JP61112144A JP11214486A JP2516338B2 JP 2516338 B2 JP2516338 B2 JP 2516338B2 JP 61112144 A JP61112144 A JP 61112144A JP 11214486 A JP11214486 A JP 11214486A JP 2516338 B2 JP2516338 B2 JP 2516338B2
- Authority
- JP
- Japan
- Prior art keywords
- carrier wave
- circuit
- code
- drive control
- control circuit
- 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.)
- Expired - Fee Related
Links
Landscapes
- Transmitters (AREA)
- Lock And Its Accessories (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Selective Calling Equipment (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、送信機の低消費電力化を図った通信装置に
関するものである。TECHNICAL FIELD The present invention relates to a communication device in which power consumption of a transmitter is reduced.
（従来の技術） 従来より、自動ドアやトランクルームの施錠および解
錠等を遠隔操作で行うための無線制御装置が用いられて
いる。この無線制御装置は、送信機が操作者に携帯さ
れ、受信機が自動車に搭載されている。そして、送信機
からデータで変調された搬送波が送信され、これを受信
する受信機はデータに応じて適宜なアクチエータを動作
させ、遠隔操作による自動車ドアやトランクルームの施
錠および解錠等が行われる。(Prior Art) Conventionally, a wireless control device has been used for remotely locking and unlocking an automatic door and a luggage compartment. In this wireless control device, a transmitter is carried by an operator, and a receiver is mounted on an automobile. Then, a carrier wave modulated with data is transmitted from the transmitter, and the receiver that receives this operates an appropriate actuator according to the data, and locks and unlocks the vehicle door and the trunk room by remote control.
（発明が解決しようとする問題点） ところで、上記の無線制御装置にあっては、搬送波が
データに応じて周波数変調または振幅変調を受けて送信
されるため、送信中は搬送波を出力する搬送波発振回路
が連続して動作状態に制御されている。そして、この搬
送波発振回路の動作により大きな電力を消費し易く、送
信機に内蔵される電源電池の寿命が短いという問題点が
あった。また、搬送波を変調するための変調回路が必要
であり、回路構成が複雑であって送信機の小型化および
軽量化が充分に図れないという問題点があった。そこ
で、送信機の低消費電力化および小型軽量化が強く望ま
れている。(Problems to be Solved by the Invention) In the above radio control device, since the carrier wave is frequency-modulated or amplitude-modulated according to the data and is transmitted, the carrier wave oscillation that outputs the carrier wave during transmission is performed. The circuit is continuously controlled to the operating state. Further, there is a problem that a large amount of power is easily consumed by the operation of the carrier wave oscillating circuit, and the life of the power supply battery built in the transmitter is short. Further, there is a problem that a modulation circuit for modulating the carrier wave is required, and the circuit configuration is complicated, so that the size and weight of the transmitter cannot be sufficiently reduced. Therefore, there is a strong demand for lower power consumption and smaller size and lighter weight of the transmitter.
本発明の目的は、上記した従来の無線制御装置の事情
に鑑みてなされたもので、送信機の送信中に搬送波を出
力する動作時間を短くすることで低消費電力とした通信
装置を提供することにある。An object of the present invention is made in view of the above-mentioned circumstances of the conventional wireless control device, and provides a communication device with low power consumption by shortening an operation time of outputting a carrier wave during transmission of a transmitter. Especially.
（問題点を解決するための手段） かかる目的を達成するために、本発明の通信装置は、
送信機に、搬送波発振回路と、この搬送波発振回路に電
源から供給される動作電圧をON/OFFする駆動制御回路
と、前記搬送波発振回路に送信すべきコードに応じて前
記動作電圧を短期間のONから次の短期間のONまでの間隔
を相違させて供給するように前記駆動制御回路を制御す
るデータ発生回路と、を設け、送信中は、前記駆動制御
回路による前記搬送波発振回路への動作電圧のON/OFFに
より、前記搬送波発振回路から送信すべきコードに応じ
て短期間のONから次の短期間のONまでの間隔を相違させ
たパルス状の搬送波を出力させてこれを送信アンテナよ
り送信させ、受信機に、受信した前記パルス状の搬送波
をパルス間隔により前記コードに変換するコード変換回
路を設けて構成されている。(Means for Solving Problems) In order to achieve such an object, the communication device of the present invention is
The transmitter includes a carrier oscillation circuit, a drive control circuit for turning on / off an operating voltage supplied from a power source to the carrier oscillation circuit, and the operating voltage for a short period depending on a code to be transmitted to the carrier oscillation circuit. A data generating circuit for controlling the drive control circuit so as to supply with different intervals from ON to the next short-term ON, and during the transmission, the operation of the drive control circuit to the carrier wave oscillating circuit Depending on the code to be transmitted from the carrier wave oscillation circuit, a pulsed carrier wave with a different interval from ON for the short term to ON for the next short term is output by the ON / OFF of the voltage, and this is output from the transmitting antenna. A code conversion circuit for transmitting and converting the received pulsed carrier wave into the code at a pulse interval is provided in the receiver.
また、前記駆動制御回路が半導体スイッチで構成され
ても良い。Further, the drive control circuit may be composed of a semiconductor switch.
（作用） 送信機の送信中にあっては、データ発生回路の制御に
より、駆動制御回路はコードに応じて短期間のONと次の
短期間のONの間隔を相違させて、搬送波発振回路に電源
から動作電圧を供給する。そこで、搬送波発振回路から
コードに応じて短期間のONと次の短期間のONの間隔が相
違したパルス状の搬送波が出力されて送信アンテナから
送信される。送信中は送信機は連続して動作状態にある
が、消費電力の大きな搬送波発振回路が欠間動作されて
搬送波を出力させる動作時間が短かいために、送信機全
体としての消費電力を小さいものとし得る。しかも、駆
動制御回路で搬送波発振回路に供給される動作電圧をON
/OFFして送信信号が形成されるので、従来の装置のごと
く変調回路を必要とせず、回路構成が簡単である。(Operation) While the transmitter is transmitting, the drive control circuit controls the carrier wave oscillator circuit by controlling the data generation circuit to change the short-term ON and next short-term ON intervals according to the code. Supply operating voltage from power supply. Therefore, the carrier wave oscillating circuit outputs a pulse-shaped carrier wave having a different ON interval for a short period and an ON period for the next short period according to the code, and the carrier wave is transmitted from the transmitting antenna. The transmitter is in continuous operation during transmission, but the power consumption of the transmitter as a whole is small because the carrier wave oscillating circuit with large power consumption is operated intermittently to output the carrier wave. Can be Moreover, the drive control circuit turns on the operating voltage supplied to the carrier oscillation circuit.
Since the transmission signal is formed by turning on / off, the modulation circuit is not required unlike the conventional device, and the circuit configuration is simple.
また、駆動制御回路を半導体スイッチで構成するなら
ば、駆動制御回路のIC化等が容易であり、送信機の小型
軽量化が容易になし得る。Further, if the drive control circuit is composed of semiconductor switches, the drive control circuit can be easily integrated into an IC, and the transmitter can be easily reduced in size and weight.
（実施例の説明） 以下、本発明の実施例につき第１図および第２図を参
照して説明する。第１図は、本発明の通信装置の一実施
例のブロック回路図であり、第２図は、送信機から送信
される送信信号の説明図である。(Description of Embodiments) Hereinafter, embodiments of the present invention will be described with reference to FIGS. 1 and 2. FIG. 1 is a block circuit diagram of an embodiment of a communication device of the present invention, and FIG. 2 is an explanatory diagram of a transmission signal transmitted from a transmitter.
第１図および第２図において、送信機１は、内蔵する
電源電池から出力される動作電圧が、半導体スイッチ等
からなる駆動制御回路２を介して搬送波発振回路３に供
給されている。この搬送波発振回路３に動作電圧が供給
された動作状態で搬送波が出力されて送信アンテナ４か
ら送信され、動作電圧が遮断された非動作状態で搬送波
の出力は停止される。そして、駆動制御回路２は、デー
タ発生回路５の出力により、搬送波発振回路３に電源か
ら供給される動作電圧をON/OFF制御している。なお、送
信機１が送信中にあっては、データ発生回路５等を含む
送信機１自体は連続して動作状態であり、送信機１の１
部分である搬送波発振回路３が動作／非動作に適宜に制
御される。In FIG. 1 and FIG. 2, in the transmitter 1, the operating voltage output from the built-in power supply battery is supplied to the carrier wave oscillation circuit 3 via the drive control circuit 2 including a semiconductor switch and the like. The carrier wave is output in the operating state where the operating voltage is supplied to the carrier wave oscillation circuit 3 and transmitted from the transmitting antenna 4, and the output of the carrier wave is stopped in the non-operating state where the operating voltage is cut off. Then, the drive control circuit 2 controls ON / OFF of the operating voltage supplied from the power supply to the carrier wave oscillation circuit 3 by the output of the data generation circuit 5. While the transmitter 1 is transmitting, the transmitter 1 itself including the data generation circuit 5 and the like is continuously operating, and the transmitter 1
The carrier wave oscillating circuit 3, which is a part, is appropriately controlled to operate / not operate.
ところで、送信すべきデータは、〃０〃と〃１〃のコ
ードの組み合わせで形成されている。そこで、データ発
生回路５からの出力がコード〃０〃のときに、短期間t1
だけONとしその後に期間t2のOFFを設け、ONから次のON
までの間隔をT1とし、コード〃１〃のときに、短期間t1
だけONとしその後に期間t2と相違した期間t3のOFFを設
け、ONから次のONまでの間隔をT1と相違したT2とする。
かかるデータ発生回路５からの出力により、駆動制御回
路２は動作電圧の供給をON/OFF制御して、搬送波発振回
路３から、コードが〃０〃であれば、第２図（ａ）のご
とく、パルス状の搬送波がパルス間隔T1で出力され、コ
ードが〃１〃であれば、第２図（ｂ）のごとく、パルス
間隔T2で出力される。By the way, the data to be transmitted is formed by a combination of codes of "0" and "1". Therefore, when the output from the data generation circuit 5 is code "0", t1
Only ON and then OFF for period t2, and from ON to next ON
The interval up to is T1, and when the code is 1〃, the short period t1
Is turned ON only, and then OFF is provided for a period t3 different from the period t2, and the interval from ON to the next ON is set to T2 which is different from T1.
The drive control circuit 2 controls ON / OFF of the supply of the operating voltage by the output from the data generation circuit 5, and if the code is "0" from the carrier wave oscillation circuit 3, as shown in FIG. 2 (a). , A pulsed carrier wave is output at a pulse interval T1, and if the code is "1", it is output at a pulse interval T2 as shown in FIG. 2 (b).
このように、送信中は、送信機１からコードに応じて
パルス状の搬送波がパルス間隔T1またはT2で送信アンテ
ナ４から送信され、この送信信号を受信機６で受信す
る。受信機６は、送信信号が受信アンテナ７を介して、
受信回路８で受信され、パルス状の包絡線検波出力がマ
イクロコンピュータ等からなるコード変換回路９に与え
られる。このコード変換回路９は、受信回路８の出力を
パルス間隔T1またはT2に応じて、〃０〃または〃１〃の
コードに変換してデータ処理回路10に与える。そして、
データ処理回路10でコードで形成されたデータに応じて
適宜にアクチエータ11を動作させ、自動車ドアやトラン
クルームの施錠および解錠等が行われる。In this manner, during transmission, a pulse-shaped carrier wave is transmitted from the transmitter 1 at the pulse interval T1 or T2 according to the code from the transmitter 1, and this transmission signal is received by the receiver 6. In the receiver 6, the transmission signal is transmitted via the reception antenna 7,
The pulse-shaped envelope detection output received by the reception circuit 8 is given to the code conversion circuit 9 including a microcomputer or the like. The code conversion circuit 9 converts the output of the reception circuit 8 into a code of "0" or "1" according to the pulse interval T1 or T2 and supplies the code to the data processing circuit 10. And
The actuator 11 is appropriately operated according to the data formed by the code in the data processing circuit 10 to lock and unlock the vehicle door and the trunk room.
なお、上記実施例では、本発明の通信装置を自動車ド
アやトランクルームの施錠および解錠等を遠隔操作する
ための無線制御装置に用いたものを説明したが、これに
限られず、〃０〃と〃１〃のコードでデータを形成した
送信信号を送信する非常用通信装置や電子機器を遠隔操
作するための遠隔制御装置として用いても良い。In the above embodiment, the communication device of the present invention is used as the wireless control device for remotely controlling the locking and unlocking of the car door and the luggage compartment, but the present invention is not limited to this. It may be used as a remote control device for remotely operating an emergency communication device or an electronic device that transmits a transmission signal in which data is formed by the code of "1".
（発明の効果） 以上説明したように、本発明の通信装置は構成されて
いるので、以下のごとき格別な効果を奏する。(Effects of the Invention) Since the communication device of the present invention is configured as described above, the following special effects are achieved.
特許請求の範囲第１項記載の通信装置にあっては、搬
送波発振回路に、電源から供給される動作電圧をON/OFF
させて、送信すべきコードに応じて短期間のONから次の
短期間のONまでの間隔を相違させたパルス状の搬送波を
出力させてこれを送信アンテナから送信させるので、送
信中に送信機は連続して動作状態にあるが、消費電力の
大きな搬送波発振回路は欠間動作されて搬送波を出力さ
せる動作時間が短かく、送信機全体としての消費電力を
小さくすることができる。しかも、駆動制御回路で搬送
波発振回路に供給される動作電圧をON/OFFして送信信号
が形成されるので、従来の装置のごとく変調回路を必要
とせず、回路構成が簡単であり、小型軽量化が容易であ
る。In the communication device according to claim 1, the operating voltage supplied from the power supply is turned ON / OFF to the carrier wave oscillation circuit.
Then, according to the code to be transmitted, a pulse-like carrier wave with a different interval from ON for a short period to ON for the next short period is output and this is transmitted from the transmitting antenna. Are continuously operating, but the carrier wave oscillating circuit with large power consumption is operated intermittently for a short time to output the carrier wave, and the power consumption of the transmitter as a whole can be reduced. Moreover, since the drive control circuit turns on / off the operating voltage supplied to the carrier wave oscillation circuit to form the transmission signal, a modulation circuit is not required unlike the conventional device, and the circuit configuration is simple, compact and lightweight. It is easy to convert.
また、特許請求の範囲第２項記載の通信装置にあって
は、駆動制御回路を半導体スイッチで構成するので、駆
動制御回路のIC化等が容易であり、送信機全体の小型軽
量化を図るのに好適である。Further, in the communication device according to the second aspect of the present invention, the drive control circuit is configured by the semiconductor switch, so that the drive control circuit can be easily integrated into an IC and the size and weight of the entire transmitter can be reduced. It is suitable for
第１図は、本発明の通信装置の一実施例のブロック回路
図であり、第２図は、送信機から送信される送信信号の
説明図である。 1:送信機、2:駆動制御回路、 3:搬送波発振回路、4:送信アンテナ、6:受信機、 9:コード変換回路、 T1:コード〃０〃のパルス間隔、 T2:コード〃１〃のパルス間隔。FIG. 1 is a block circuit diagram of an embodiment of a communication device of the present invention, and FIG. 2 is an explanatory diagram of a transmission signal transmitted from a transmitter. 1: Transmitter, 2: Drive control circuit, 3: Carrier wave oscillation circuit, 4: Transmission antenna, 6: Receiver, 9: Code conversion circuit, T1: Code 〃 0〃 pulse interval, T2: Code 〃 1〃 Pulse interval.
Claims (2)
発振回路に電源から供給される動作電圧をON/OFFする駆
動制御回路と、前記搬送波発振回路に送信すべきコード
に応じて前記動作電圧を短期間のONから次の短期間のON
までの間隔を相違させて供給するように前記駆動制御回
路を制御するデータ発生回路と、を設け、送信中は、前
記駆動制御回路による前記搬送波発振回路への動作電圧
のON/OFFにより、前記搬送波発振回路から送信すべきコ
ードに応じて短期間のONから次の短期間のONまでの間隔
を相違させたパルス状の搬送波を出力させてこれを送信
アンテナより送信させ、受信機に、受信した前記パルス
状の搬送波をパルス間隔により前記コードに変換するコ
ード変換回路を設けたことを特徴とする通信装置。1. A transmitter includes a carrier wave oscillating circuit, a drive control circuit for turning on / off an operating voltage supplied from a power source to the carrier wave oscillating circuit, and the operation according to a code to be transmitted to the carrier wave oscillating circuit. Turn the voltage on for a short period and then on for the next short period
A data generating circuit for controlling the drive control circuit so as to supply with different intervals up to, and during transmission, by turning ON / OFF the operating voltage to the carrier wave oscillating circuit by the drive control circuit, Depending on the code to be transmitted from the carrier wave oscillator circuit, a pulsed carrier wave with a different interval from ON for a short period to ON for the next short period is output, and this is transmitted from the transmitting antenna and received by the receiver. A communication device comprising a code conversion circuit for converting the pulsed carrier wave into the code at a pulse interval.
ることを特徴とする特許請求の範囲第１項記載の通信装
置。2. The communication device according to claim 1, wherein the drive control circuit comprises a semiconductor switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61112144A JP2516338B2 (en) | 1986-05-16 | 1986-05-16 | Communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61112144A JP2516338B2 (en) | 1986-05-16 | 1986-05-16 | Communication device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62269497A JPS62269497A (en) | 1987-11-21 |
| JP2516338B2 true JP2516338B2 (en) | 1996-07-24 |
Family
ID=14579322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61112144A Expired - Fee Related JP2516338B2 (en) | 1986-05-16 | 1986-05-16 | Communication device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2516338B2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0773234B2 (en) * | 1989-05-08 | 1995-08-02 | 三洋電機株式会社 | Spread spectrum communication system |
| JPH03219732A (en) * | 1989-11-06 | 1991-09-27 | Sanyo Electric Co Ltd | Communication system |
| JPH03266526A (en) * | 1990-03-16 | 1991-11-27 | Fujitsu Ltd | Beacon transmitter |
| JPH05110453A (en) * | 1991-10-18 | 1993-04-30 | Tokai Rika Co Ltd | Portable transmitter |
| JP3589952B2 (en) | 2000-06-20 | 2004-11-17 | 松下電器産業株式会社 | Communication system and communication method thereof, wireless microphone communication system, wireless microphone, and wireless microphone receiving device |
| KR100527684B1 (en) * | 2004-04-16 | 2005-11-29 | 이상옥 | Power Consumption Saving Type Digital Doorlock Remote Control Method |
| JP7265756B2 (en) * | 2019-03-28 | 2023-04-27 | 国立大学法人東海国立大学機構 | transmitter |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5739170U (en) * | 1980-08-12 | 1982-03-02 | ||
| JPS607250A (en) * | 1983-06-25 | 1985-01-16 | Toshiba Corp | Transmission/reception system |
| JPS6123440A (en) * | 1984-07-11 | 1986-01-31 | Mitsubishi Electric Corp | Optical remote controller |
-
1986
- 1986-05-16 JP JP61112144A patent/JP2516338B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62269497A (en) | 1987-11-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |