JPH03208445A - Cordless telephone set - Google Patents
Cordless telephone setInfo
- Publication number
- JPH03208445A JPH03208445A JP2003025A JP302590A JPH03208445A JP H03208445 A JPH03208445 A JP H03208445A JP 2003025 A JP2003025 A JP 2003025A JP 302590 A JP302590 A JP 302590A JP H03208445 A JPH03208445 A JP H03208445A
- Authority
- JP
- Japan
- Prior art keywords
- mobile station
- base station
- contacts
- charging
- contact
- 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
- 238000004804 winding Methods 0.000 claims abstract description 39
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J5/00—Circuit arrangements for transfer of electric power between ac networks and dc networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (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、充電を要する移動局を備えたコードレス電話
装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a cordless telephone device with a mobile station that requires charging.
従来の技術
従来、この種のコード・レス電話装置は、移動局に内蔵
された電池を充電するために、移動局と基地局又は充電
台等の間にそれぞれ金属製の接点を設け、基地局又は充
電台等からの充電電圧をこの接点を介して移動局の電池
に印加するとともに、接点間の電圧変化等により充電情
報を検出し、この充電情報により各種制御を行うように
構成されている。BACKGROUND OF THE INVENTION Conventionally, this type of cordless telephone device has provided metal contacts between the mobile station and the base station or charging stand, etc., in order to charge the battery built into the mobile station. Alternatively, it is configured to apply charging voltage from a charging stand, etc. to the battery of the mobile station via this contact, detect charging information from changes in voltage between the contacts, etc., and perform various controls based on this charging information. .
第２図は、従来のコードレス電話装置の構成を示してい
る。FIG. 2 shows the configuration of a conventional cordless telephone device.
第２図において、１は、局線を閉結、開放等したり、移
動局２に対しては無線回線で接続される基地局であり、
移動局２は、基地局１との間で無線通信を行うための高
周波回路、送受話器や、これら高周波回路や送受話器の
増幅回路等に給電する電池３などを備えている。In FIG. 2, 1 is a base station that closes and opens a station line, and is connected to a mobile station 2 via a wireless line.
The mobile station 2 includes a high frequency circuit for wireless communication with the base station 1, a handset, and a battery 3 that supplies power to the high frequency circuit, the amplifier circuit of the handset, and the like.
基地局１は、ＡＣアダプタ４からの直流電圧を定電圧に
するための電源回路５と、電源回路５からの電源を移動
局２の電池３に供給するための接点５ａ、５ｂと、接点
５ａ、（５ｂ間の電圧変化や接点５ａ、５ｂの電流を検
出することにより充電情報を検出する充電検出回路７ａ
を有する。The base station 1 includes a power supply circuit 5 for making the DC voltage from the AC adapter 4 a constant voltage, contacts 5a and 5b for supplying power from the power supply circuit 5 to the battery 3 of the mobile station 2, and a contact 5a. , (charging detection circuit 7a that detects charging information by detecting voltage changes between 5b and currents of contacts 5a and 5b)
has.
移動局２は、基地局１の接点６ａ、（３ｂに接触可能で
あり、基地局１からの電源を充電電流制御用抵抗器９を
介して電池３に供給するための接点８ａ、ｇｂと、接点
８ａ、 ８ｂ間の電圧変化や接点８ａ１８ｂの電流を検
出することにより充電情報を検出する充、電検出回路７
ｂを有する。The mobile station 2 has contacts 8a, gb which can contact contacts 6a, (3b) of the base station 1 and which supply power from the base station 1 to the battery 3 via a charging current control resistor 9; A charging/electricity detection circuit 7 detects charging information by detecting voltage changes between contacts 8a and 8b and current at contacts 8a18b.
It has b.
上記構成において、移動局２が基地局１上に載置されて
いる場合には、基地局１からの電源が接点６ａ、６ｂ、
８ａ、８ｂを介して移動局２の電池３に供給され、また
、充電検出回路７ａ、７ｂが充電情報を検出すると、基
地局１と移動局２は、オンフックを検出して通話を終了
する制御を行ったり、充電中の表示等を行う。In the above configuration, when the mobile station 2 is placed on the base station 1, the power from the base station 1 is supplied to the contacts 6a, 6b,
8a, 8b to the battery 3 of the mobile station 2, and when the charging detection circuits 7a, 7b detect the charging information, the base station 1 and the mobile station 2 perform control to detect on-hook and terminate the call. or display that charging is in progress.
また、移動局２が基地局１から離れると、基地局１と移
動局２は、オフフックを検出して着信応答し、通話を開
始する制御を行ったり、充電中の表示を停止等する制御
を行う。Furthermore, when the mobile station 2 moves away from the base station 1, the base station 1 and the mobile station 2 detect off-hook, respond to the incoming call, perform controls to start a call, and perform controls such as stopping the charging display. conduct.
発明が解決しようとする課題
しかしながら、上記従来のコードレス電話装置では、基
地局１からの電源を機械的な接点６ ａ ｓ５ｂ、 ８
ａ、 ８ｂを介して移動局の電池３に供給するので、接
点６ａ、６ｂ、８ａ、８ｂ間の接触抵抗Ｒが端子の汚れ
や腐食等により大きくなったり、利用者が移動局１を正
しい位置に載置しない場合、正しい充電情報を得ること
ができないという問題点がある。Problems to be Solved by the Invention However, in the above-mentioned conventional cordless telephone device, power from the base station 1 is connected to mechanical contacts 6a, s5b, 8.
Since the power is supplied to the battery 3 of the mobile station via terminals 6a and 8b, the contact resistance R between the contacts 6a, 6b, 8a, and 8b may increase due to dirt or corrosion on the terminals, or the user may place the mobile station 1 in the correct position. If the battery is not placed on the battery, there is a problem that correct charging information cannot be obtained.
尚、正しい充電情報を得ることができない場合には、利
用者の意に反して通話を終了する制御を行わなわず、回
線を開放しなくなる等の問題点がある。Incidentally, if correct charging information cannot be obtained, there is a problem that the control to end the call is not performed against the user's will and the line is not released.
本発明は上記従来の問題点を解決するものであり、常に
移動局の正しい充電情報を検出することができるコード
レス電話装置を提供することを目的とする。The present invention solves the above-mentioned conventional problems, and aims to provide a cordless telephone device that can always detect correct charging information of a mobile station.
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、移動局の接点と基
地局の接点が接触しているときにお互いに対向する一次
巻線、二次巻線をそれぞれ基地局、移動局に設け、この
一次巻線、二次巻線の電磁誘導により発生する交流によ
り、充電中か否かを判別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 has a primary winding and a secondary winding that are opposite to each other when the contacts of the mobile station and the base station are in contact with each other. , is installed in a mobile station, and determines whether or not charging is in progress based on alternating current generated by electromagnetic induction of the primary and secondary windings.
作用
本発明は上記構成により、電磁誘導により充電情報を検
出するので、接点間の接触抵抗が端子の汚れや腐食等に
より大きくなったり、利用者が移動局を正しい位置に載
置しない場合にも、移動局の正しい充電情報を検出する
ことができる。Function The present invention detects charging information by electromagnetic induction with the above configuration, so even if the contact resistance between the contacts increases due to dirt or corrosion on the terminals, or if the user does not place the mobile station in the correct position, the present invention can detect charging information by electromagnetic induction. , the correct charging information of the mobile station can be detected.
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、本発明に係るコードレス電話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 cordless telephone device according to the present invention.
第１図において、ｌＯは、局線を閉結、開放等したり、
移動局２０に対しては無線回線で接続される基地局であ
り、移動局２０は、基地局１０との間で鎖線通信を行う
ための高周波回路、送受話器や、これら高周波回路や送
受話器の増幅回路等に給電する電池３などを備えている
。In Figure 1, lO closes or opens the central line,
The mobile station 20 is a base station connected to the mobile station 20 via a wireless line, and the mobile station 20 includes a high frequency circuit, a handset, and a handset for performing chain line communication with the base station 10. It is equipped with a battery 3 etc. that supplies power to an amplifier circuit and the like.
基地局１０は、ＡＣアダプタ４からの直流電圧を定電圧
にするための電源回路５と、電源回路５からの電源を移
動局２の電池３に供給するための接点５ａ、５ｂと、電
源回路５からの電源により一次巻線１２ａを駆動する回
路１１と、一次巻線１２ａの電圧により充電情報を検出
する充電検出回路１３ａを有する。The base station 10 includes a power supply circuit 5 for making the DC voltage from the AC adapter 4 a constant voltage, contacts 5a and 5b for supplying power from the power supply circuit 5 to the battery 3 of the mobile station 2, and a power supply circuit. 5, and a charging detection circuit 13a that detects charging information based on the voltage of the primary winding 12a.
移動局２０は、基地局１０の接点５ａ、５ｂに接触可能
に配置され、基地局１０からの電源を充電電流制御用抵
抗器９を介して電池３に供給するための接点８ａ、ｇｂ
と、接点６ａ、６ｂ、８ａ、Ｂｂが接触する場合に、基
地局１０の一次巻線１２ａに対向するように配置された
二次巻線１２ｂと、二次巻線１２ｂが発生する交流電圧
を直流電圧に整流する回路１４と、整流回路１４により
整流された電圧により充電情報を検出する充電検出回路
１３ｂを有する。The mobile station 20 is arranged so as to be able to contact contacts 5a and 5b of the base station 10, and has contacts 8a and gb for supplying power from the base station 10 to the battery 3 via the charging current control resistor 9.
When the contacts 6a, 6b, 8a, and Bb are in contact with each other, the secondary winding 12b is arranged to face the primary winding 12a of the base station 10, and the AC voltage generated by the secondary winding 12b is It has a circuit 14 that rectifies the DC voltage, and a charging detection circuit 13b that detects charging information using the voltage rectified by the rectifying circuit 14.
尚、１５ａ、１５ｂはそれぞれ、基地局１０の一次巻線
１２ａ、移動局２０の二次巻線１２ｂのコアである。Note that 15a and 15b are the cores of the primary winding 12a of the base station 10 and the secondary winding 12b of the mobile station 20, respectively.
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、基地局１０の駆動回路１１は一次巻線
１２ａを常時駆動しており、また、移動局２０が基地局
１０上に載置されている場合には、基地局１０からの電
源が接点６ａ、８ｂ、８ａ、８ｂを介して移動局１０の
電池３に供給される。In FIG. 1, the drive circuit 11 of the base station 10 constantly drives the primary winding 12a, and when the mobile station 20 is mounted on the base station 10, the power supply from the base station 10 is is supplied to the battery 3 of the mobile station 10 via the contacts 6a, 8b, 8a, 8b.
ここで、接点６ａ、６ｂ、８ａ、８ｂが接触する場合に
、基地局１ｏの一次巻線１２ａと移動局２０の二次巻線
１２ｂが対向するように配置されているので、誘導結合
により一次巻線１２ａと二次巻線１２ｂの交流電圧が上
昇する。したがって、充電検出回路１３２，１３ｂは充
電情報を検出し、基地局１０と移動局２０は、オンフッ
クを検出して通話を終了する制御を行ったり、充電中の
表示等を行う。Here, when the contacts 6a, 6b, 8a, and 8b come into contact, since the primary winding 12a of the base station 1o and the secondary winding 12b of the mobile station 20 are arranged to face each other, the primary winding is caused by inductive coupling. The AC voltage of winding 12a and secondary winding 12b increases. Therefore, the charging detection circuits 132 and 13b detect charging information, and the base station 10 and mobile station 20 detect on-hook and perform control to end the call, display that charging is in progress, etc.
他方、移動局２０が基地局１０から離れると、基地局１
０の一次巻線１２ａと移動局２０の二次巻線１２ｂの交
流電圧が下降し、基地局１０と移動局２０は、オフフッ
クを検出して着信応答し、通話を開始する制御を行った
り、充電中の表示を停止等する制御を行う。On the other hand, when the mobile station 20 moves away from the base station 10, the base station 1
The AC voltage of the primary winding 12a of 0 and the secondary winding 12b of the mobile station 20 decreases, and the base station 10 and mobile station 20 detect off-hook, respond to the incoming call, and perform control to start a call. Performs controls such as stopping the display during charging.
この場合、接点６ａ、６ｂ、８ａ、８ｂ間の接触抵抗Ｒ
が端子の汚れや腐食等により大きくなったり、利用者が
移動局２０を正しい位置に載置しない場合にも、一次巻
線１１ａと二次巻線１２ｂの電磁誘導により正しい充電
情報を得ることができ、また、利用者は、接点６ａ、６
ｂ、８ａ、８ｂを頻繁に清掃する必要がない。In this case, contact resistance R between contacts 6a, 6b, 8a, 8b
Even if the terminal becomes large due to dirt or corrosion, or the user does not place the mobile station 20 in the correct position, it is possible to obtain correct charging information through electromagnetic induction between the primary winding 11a and the secondary winding 12b. Also, the user can use the contacts 6a, 6
There is no need to frequently clean b, 8a, and 8b.
尚、上記実施例では、駆動回路１１、一次巻線１２ａ１
充電検出回路１３２等を基地局１０に設けたが、代わり
に充電台に設けてもよい。In the above embodiment, the drive circuit 11, the primary winding 12a1
Although the charging detection circuit 132 and the like are provided in the base station 10, they may be provided in the charging stand instead.
また、上記一次巻線１２ａに次巻線１２ｂ等に加えて、
従来例のように接点６ａ、６ｂ、８ａ、ｇｂの電圧や電
流を検出する充電検出回路７ａ、７ｂを別途設け、一次
巻線１２ａ、二次巻線１２ｂ等により検出されるオンフ
ック／オフフック情報と、充電検出回路７ａ、７ｂの充
電情報により、受話器外れを警告することができる。In addition to the primary winding 12a, the secondary winding 12b, etc.,
As in the conventional example, charge detection circuits 7a and 7b are separately provided to detect the voltage and current of contacts 6a, 6b, 8a, and gb, and on-hook/off-hook information detected by the primary winding 12a, secondary winding 12b, etc. , charging information from the charging detection circuits 7a and 7b can warn of disconnection of the handset.
発明の詳細
な説明したように、本発明は、移動局の接点と基地局の
接点が接触しているときに、お互いに対向する一次巻線
、二次巻線をそれぞれ基地局、移動局に設け、この一次
巻線、二次巻線の電磁誘導により発生する交流により、
充電中か否かを判別するようにしたので、接点間の接触
抵抗か端子の汚れや腐食等により大きくなったり、利用
者が移動局を正しい位置に載置しない場合にも、移動局
の正しい充電情報を検出することができる。As described in detail, the present invention provides a means for connecting the primary windings and secondary windings facing each other to the base station and the mobile station, respectively, when the contacts of the mobile station and the base station are in contact with each other. The alternating current generated by electromagnetic induction in the primary and secondary windings causes
Since it is now possible to determine whether or not the mobile station is being charged, even if the contact resistance between the contacts becomes large due to dirt or corrosion on the terminals, or if the user does not place the mobile station in the correct position, the mobile station is not correctly positioned. Charging information can be detected.
第１図は、本発明に係るコードレス電話装置の一実施例
を示すブロック図、第２図は、従来のコードレス電話装
置を示すブロック図である。
３・・・電池、６ａ、６ｂ、８ａ、８ｂ・・・接点、５
・・・電源回路、１０・・・基地局、１１・・・駆動回
路、１２ａ・・・一次巻線、１２ｂ・・・二次巻線、１
３ａ、１３ｂ・・・充電検出回路。
第１図FIG. 1 is a block diagram showing an embodiment of a cordless telephone device according to the present invention, and FIG. 2 is a block diagram showing a conventional cordless telephone device. 3...Battery, 6a, 6b, 8a, 8b...Contact, 5
...Power supply circuit, 10...Base station, 11...Drive circuit, 12a...Primary winding, 12b...Secondary winding, 1
3a, 13b... Charge detection circuit. Figure 1
Claims (3)
ぞれ移動局と基地局に設けるとともに、移動局の接点と
基地局の接点が接触しているときにお互いに対向する一
次巻線、二次巻線をそれぞれ基地局、移動局に設け、前
記一次巻線、二次巻線の電磁誘導により発生する交流に
より、充電中か否かを判別することを特徴とするコード
レス電話装置。(1) Contacts for supplying power to the battery of the mobile station are provided in the mobile station and the base station, respectively, and primary windings that face each other when the contacts of the mobile station and the base station are in contact; A cordless telephone device characterized in that secondary windings are provided at a base station and a mobile station, respectively, and whether or not charging is being performed is determined by alternating current generated by electromagnetic induction of the primary and secondary windings.
台に設けた請求項（１）記載のコードレス電話装置。(2) The cordless telephone device according to claim (1), wherein the power source and the primary winding are provided in a charging stand instead of a base station.
あるかオフフック状態であるかを判別し、呼接続制御を
行う請求項（１）又は（２）記載のコードレス電話装置
。(3) The cordless telephone device according to claim (1) or (2), wherein the cordless telephone device determines whether it is in an on-hook state or an off-hook state based on the information as to whether it is being charged or not, and performs call connection control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003025A JPH03208445A (en) | 1990-01-10 | 1990-01-10 | Cordless telephone set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003025A JPH03208445A (en) | 1990-01-10 | 1990-01-10 | Cordless telephone set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03208445A true JPH03208445A (en) | 1991-09-11 |
Family
ID=11545785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003025A Pending JPH03208445A (en) | 1990-01-10 | 1990-01-10 | Cordless telephone set |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03208445A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0819185A (en) * | 1994-06-30 | 1996-01-19 | Nec Corp | Noncontact-type charging apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53100442A (en) * | 1977-02-15 | 1978-09-01 | Matsushita Electric Works Ltd | Battery charging device |
| JPS635402U (en) * | 1986-06-27 | 1988-01-14 |
-
1990
- 1990-01-10 JP JP2003025A patent/JPH03208445A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53100442A (en) * | 1977-02-15 | 1978-09-01 | Matsushita Electric Works Ltd | Battery charging device |
| JPS635402U (en) * | 1986-06-27 | 1988-01-14 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0819185A (en) * | 1994-06-30 | 1996-01-19 | Nec Corp | Noncontact-type charging apparatus |
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