JPH10145467A - Portable terminal equipment - Google Patents

Portable terminal equipment

Info

Publication number
JPH10145467A
JPH10145467A JP8310195A JP31019596A JPH10145467A JP H10145467 A JPH10145467 A JP H10145467A JP 8310195 A JP8310195 A JP 8310195A JP 31019596 A JP31019596 A JP 31019596A JP H10145467 A JPH10145467 A JP H10145467A
Authority
JP
Japan
Prior art keywords
main clock
oscillation
control circuit
reception
oscillation 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.)
Granted
Application number
JP8310195A
Other languages
Japanese (ja)
Other versions
JP3438062B2 (en
Inventor
Katsuhiko Shimizu
克彦 清水
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyocera Corp
Original Assignee
Kyocera Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kyocera Corp filed Critical Kyocera Corp
Priority to JP31019596A priority Critical patent/JP3438062B2/en
Publication of JPH10145467A publication Critical patent/JPH10145467A/en
Application granted granted Critical
Publication of JP3438062B2 publication Critical patent/JP3438062B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Mobile Radio Communication Systems (AREA)

Abstract

PROBLEM TO BE SOLVED: To provide the portable terminal equipment that reduce power consumption by stopping the oscillation of a main clock signal oscillator in an intermittent reception state. SOLUTION: The terminal equipment is provided with an oscillation stop/ restoration control circuit 1-1 that stops/restores a main clock oscillation circuit 4, a main clock supply control circuit 1-2, an intermittent reception control circuit 3 that calculates a reception timing based on a sub block, an oscillation stable timer 1-3 to set an initial unstable period of the oscillation circuit 4, and when the portable telephone set enters the intermittent reception state, the oscillation stop/restoration control circuit 1-1 stops the oscillation circuit 4 to stop supply of a main clock to a modem, a transmission line coding/ decoding device, a time division multiple access(TDMA) timing control circuit 5, the intermittent reception control circuit 3 calculates a next reception timing and starts the oscillation circuit 4 earlier by the initial unstable period of the main clock than the reception timing and starts the oscillation stable timer 1-3 and supplies the main clock through a main clock supply control circuit 1-2 after the lapse of the initial unstable period.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は携帯電話機等の携帯
端末に関し、特に低消費電力の携帯端末に関するもので
ある。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable terminal such as a portable telephone, and more particularly to a portable terminal with low power consumption.

【0002】[0002]

【従来の技術】図3は一般的な携帯端末の構成を示す図
である。図示するように、携帯端末は基地局と交信する
アンテナ31、高周波信号処理を行うRF部32、デジ
タルデ−タの処理を行うデジタル処理部33、押しボタ
ン等で操作する操作部34、マイク/スピ−カ等を具備
するオーディオ部35を有している。
2. Description of the Related Art FIG. 3 is a diagram showing a configuration of a general portable terminal. As shown in the figure, the portable terminal includes an antenna 31 for communicating with a base station, an RF unit 32 for performing high-frequency signal processing, a digital processing unit 33 for processing digital data, an operation unit 34 operated by push buttons and the like, An audio section 35 having a speaker or the like is provided.

【0003】デジタル処理部33はCPU(中央処理装
置)を有し、音声信号の符号化/復号化、伝送路符号化
/復号化、TDMAタイミング制御、プロトコル処理、
クロック制御、マンマシンI/F制御のデジタルデ−タ
の処理及び端末全体の制御を行う。
The digital processing unit 33 has a CPU (central processing unit), and encodes / decodes a speech signal, encodes / decodes a transmission path, TDMA timing control, protocol processing,
It performs digital data processing of clock control and man-machine I / F control, and controls the entire terminal.

【0004】PHS方式携帯電話機やPDC(パ−ソナ
ル・デジタルセルラ)方式携帯電話機等の携帯端末では
通常TDMA(時分割多重接続)方式が採られ、制御チ
ャネルを使用して基地局と常時交信し、自分の所在を登
録し基地局からの呼出しに応答している。しかし、常
時、連続的に受信しているのではなく、例えばPDC方
式携帯電話機では基地局から間歇的に受信を行い、その
間歇受信状態では最大36サブフレ−ム(1サブフレ−
ム=20ms)に1回6.6ms(=1スロット)の受
信期間の割合で受信を行い基地局と連絡している。
[0004] Portable terminals such as PHS portable telephones and PDC (Personal Digital Cellular) portable telephones usually employ a TDMA (Time Division Multiple Access) system and constantly communicate with a base station using a control channel. , Registering its location and responding to calls from base stations. However, reception is not always continuous, but, for example, in a PDC mobile phone, reception is performed intermittently from a base station, and in the intermittent reception state, a maximum of 36 subframes (one subframe) is received.
The reception time is 6.6 ms (= 1 slot) once every 20 ms) and the base station is contacted.

【0005】従来より携帯端末はバッテリを駆動電源と
するものが多く、そのため極力消費電力が小さいことが
望まれる。携帯端末における低消費電力化の一つとし
て、携帯端末が待機状態で間歇受信状態にあるときはC
PUをスリ−プモ−ドにする方法が採られてきた。
[0005] Conventionally, many portable terminals use a battery as a driving power source, and therefore it is desired that the power consumption be as low as possible. One of the ways to reduce power consumption in a mobile terminal is to set C when the mobile terminal is in a standby state and in an intermittent reception state.
A method of putting the PU into a sleep mode has been adopted.

【0006】但し、受信時にモデム装置、伝送路符号化
/復号化装置、TDMAタイミング制御回路に必要とな
るメインクロック(数MHz〜数10MHzの高い周波
数のクロック)は停止すると受信タイミングがわからな
くなり、再同期が必要となることや、発振再開時に不安
定である等の理由から、間歇受信状態でも常時発振した
まま使用している。
However, when the main clock (clock having a high frequency of several MHz to several tens of MHz) required for the modem device, the transmission line encoding / decoding device, and the TDMA timing control circuit at the time of reception is stopped, the reception timing cannot be understood. Due to the necessity of resynchronization and instability at the time of resuming the oscillation, the oscillation is always used even in the intermittent reception state.

【0007】[0007]

【発明が解決しようとする課題】しかしながら、上述し
たように、間歇受信状態においても受信時に必要なメイ
ンクロックを常時発振しておくと、その発振回路は最大
数mA程度の電流を消費し、駆動電源であるバッテリの
電力を浪費するという問題があった。
However, as described above, if the main clock necessary for reception is always oscillated even in the intermittent reception state, the oscillation circuit consumes a current of about several mA at the maximum and the driving circuit is driven. There is a problem that the power of the battery as the power source is wasted.

【0008】本発明は上述の点に鑑みてなされたもので
上記問題点を除去するために、間歇受信状態においてメ
インクロックの発振を停止することにより消費電力を低
減できる携帯端末を提供することを目的とする。
SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide a portable terminal capable of reducing power consumption by stopping oscillation of a main clock in an intermittent reception state in order to eliminate the above problems. Aim.

【0009】[0009]

【課題を解決するための手段】上記課題を解決するため
本発明は、高周波のメインクロック発振回路、低周波の
サブクロック発振回路及び制御装置を具備し、該制御装
置の制御によりメインクロック発振回路からのメインク
ロックにより時分割方式で通信する携帯端末において、
メインクロック発振回路を停止/復帰及びメインクロッ
クの供給を制御するメインクロック制御手段、前記サブ
クロックにより受信タイミングを算定する受信同期手段
及び前記メインクロック発振回路の初期不安定期間を設
定するタイマを設け、携帯端末が間歇受信状態に入った
時、メインクロック制御手段でメインクロック発振回路
を停止して前記装置へのメインクロック供給を停止し、
同時に前記同期手段で次回受信タイミングを算定し、受
信タイミングよりメインクロックの初期不安定期間だけ
早く該メインクロック発振回路を起動すると同時にタイ
マを起動し、初期不安定期間を経過した後、メインクロ
ック制御手段を介して制御装置へメインクロックを供給
することを特徴とする。
According to the present invention, there is provided a high-frequency main clock oscillation circuit, a low-frequency subclock oscillation circuit, and a control device, wherein the main clock oscillation circuit is controlled by the control device. In a mobile terminal that communicates in a time-sharing manner with the main clock from
Main clock control means for controlling stop / return of the main clock oscillation circuit and supply of the main clock; reception synchronization means for calculating reception timing by the sub clock; and a timer for setting an initial unstable period of the main clock oscillation circuit. When the mobile terminal enters the intermittent reception state, the main clock control means stops the main clock oscillation circuit to stop supplying the main clock to the device,
At the same time, the synchronization means calculates the next reception timing, activates the main clock oscillation circuit earlier than the reception timing by the initial unstable period of the main clock, activates the timer at the same time, and after the initial unstable period elapses, the main clock control A main clock is supplied to the control device via the means.

【0010】[0010]

【発明の実施の形態】以下、本発明の実施の形態例を図
面に基づいて詳細に説明する。図1は本発明の携帯端末
のメインクロック処理部の構成を示す図である。図示す
るように、本発明の携帯端末のメインクロック処理部は
クロック制御部1、CPU2、間歇受信制御回路3、メ
インクロック(数MHz〜数10MHzの高い周波数の
クロック)の発振回路4及びTDMAタイミング制御回
路5で構成される。この他に図示しないが、時計IC用
の低い周波数(32.768KHz)のサブクロック発
振器、CPU駆動用のクロック発振器及び受信デ−タバ
ッファ等を具備する。
Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a diagram showing a configuration of a main clock processing unit of a portable terminal according to the present invention. As shown in the figure, the main clock processing unit of the portable terminal of the present invention includes a clock control unit 1, a CPU 2, an intermittent reception control circuit 3, an oscillation circuit 4 for a main clock (a high frequency clock of several MHz to several tens of MHz), and TDMA timing. It is composed of a control circuit 5. Although not shown, a low frequency (32.768 KHz) subclock oscillator for a clock IC, a clock oscillator for driving a CPU, a reception data buffer, and the like are provided.

【0011】クロック制御部1は発振停止/復帰制御回
路1−1、クロック供給制御回路1−2及び発振安定タ
イマ1−3を有し、発振停止/復帰制御回路1−1はC
PU2からクロック停止/復帰の指令を受け発振回路4
の発振/停止を制御する。発振安定タイマ1−3はサブ
クロックで作動し、発振停止中に間歇受信制御回路3よ
り信号を受けると発振回路4が安定するまでの時間を測
定し、タイムアップをクロック供給制御回路1−2に知
らせる。クロック供給制御回路1−2は発振回路4の出
力信号であるメインクロックを受け受信に必要なモデム
装置や伝送路符号化/復号化装置(図では省略)へメイ
ンクロックを供給する。
The clock control unit 1 has an oscillation stop / return control circuit 1-1, a clock supply control circuit 1-2, and an oscillation stabilization timer 1-3.
Oscillation circuit 4 receives clock stop / return command from PU2
Controls oscillation / stop. The oscillation stabilization timer 1-3 is operated by the subclock, and when receiving a signal from the intermittent reception control circuit 3 while the oscillation is stopped, measures the time until the oscillation circuit 4 is stabilized, and counts up the time. Inform The clock supply control circuit 1-2 receives the main clock, which is an output signal of the oscillation circuit 4, and supplies the main clock to a modem device and a transmission line encoding / decoding device (not shown) required for reception.

【0012】間歇受信制御回路3はサブフレームカウン
タ等を内臓し、サブクロックによって次回受信タイミン
グを算定する。正確に20ms(サブフレ−ム周期)が
計時できないサブクロックも使用可能であるが、その場
合には後述するようにサブフレ−ムカウントごとに20
msとの誤差が累積していかないように補正する機能を
持っている。
The intermittent reception control circuit 3 incorporates a subframe counter and the like, and calculates the next reception timing based on the subclock. A subclock which cannot accurately measure 20 ms (subframe period) can be used, but in that case, as described later, 20 subframes are counted for each subframe count.
It has a function to correct so that errors from ms do not accumulate.

【0013】TDMAタイミング制御回路5は間歇受信
制御回路3でのサブクロックの精度による受信タイミン
グずれを補正するために、受信区間R(図2参照)にお
ける同期信号(同期ワ−ド)検出期間を拡張(検出期間
を同期ワ−ドがあると思われるタイミングの前後に広げ
る)し、メインクロックにより正確な同期信号のタイミ
ングを検出する。同期信号のタイミングを検出するとT
DMAタイミング制御回路5はメインクロック発振中に
サブフレームタイミング同期用の補正信号を間歇受信制
御回路3へ供給する。
The TDMA timing control circuit 5 sets a synchronization signal (synchronous word) detection period in a reception section R (see FIG. 2) in order to correct a reception timing deviation due to the accuracy of the subclock in the intermittent reception control circuit 3. The detection period is extended (extended before and after the timing where the synchronization word is considered to exist), and the accurate timing of the synchronization signal is detected by the main clock. When the timing of the synchronization signal is detected, T
The DMA timing control circuit 5 supplies a correction signal for subframe timing synchronization to the intermittent reception control circuit 3 during main clock oscillation.

【0014】図2は本発明の携帯端末のメインクロック
の発振/停止を示すタイミングチャ−トである。以下、
メインクロックの停止/復帰シ−ケンスを説明する。 (1)間歇受信状態で受信すると(受信タイミングa)
デ−タは受信デ−タバッファ(図では省略)へ格納さ
れ、終了時、クロック制御部の発振停止/復帰制御回路
1−1はCPU2から間歇受信開始設定(間歇受信開始
設定b)信号を受け、発振回路4へ停止信号を出力する
と共に、間歇受信制御回路3へ間歇受信の開始を知らせ
る。
FIG. 2 is a timing chart showing the oscillation / stop of the main clock of the portable terminal of the present invention. Less than,
The stop / return sequence of the main clock will be described. (1) When receiving in the intermittent reception state (reception timing a)
The data is stored in a reception data buffer (omitted in the figure), and upon termination, the oscillation stop / return control circuit 1-1 of the clock control unit receives an intermittent reception start setting (intermittent reception start setting b) signal from the CPU 2. And outputs a stop signal to the oscillation circuit 4 and notifies the intermittent reception control circuit 3 of the start of the intermittent reception.

【0015】(2)発振回路4はメインクロックの発振
を停止し(発振回路出力c)、クロック供給制御回路1
−2はモデム装置、伝送路符号化/復号化装置、TDM
Aタイミング制御回路5へのメインクロック供給を停止
する(メインクロックd)。
(2) The oscillation circuit 4 stops the oscillation of the main clock (oscillation circuit output c), and the clock supply control circuit 1
-2 is a modem device, transmission line encoding / decoding device, TDM
The supply of the main clock to the A timing control circuit 5 is stopped (main clock d).

【0016】(3)間歇受信制御回路3は発振/停止期
間f(=次回受信までの時間−メインクロック発振安定
時間)を算定し、サブクロックをカウントして測定す
る。発振/停止期間fの計時終了によりクロック制御部
1へ発振復帰要求を出力する。メインクロック発振安定
時間は予め間歇受信制御回路3に設定してある。
(3) The intermittent reception control circuit 3 calculates the oscillation / stop period f (= time until next reception-main clock oscillation stabilization time) and counts and measures the subclock. Upon completion of the clocking of the oscillation / stop period f, an oscillation return request is output to the clock controller 1. The main clock oscillation stabilization time is set in the intermittent reception control circuit 3 in advance.

【0017】(4)クロック制御部1の発振安定タイマ
1−3は間歇受信制御回路3からの発振復帰要求によ
り、発振停止/復帰制御回路1−1を介して発振回路4
のメインクロック発振を復帰させると、同時にサブクロ
ックによりメインクロック発振安定時間の計測を開始す
る。
(4) The oscillation stabilization timer 1-3 of the clock control unit 1 receives the oscillation return request from the intermittent reception control circuit 3 and outputs the oscillation stabilization timer via the oscillation stop / return control circuit 1-1.
When the main clock oscillation is restored, the measurement of the main clock oscillation stabilization time is started by the sub clock at the same time.

【0018】(5)発振安定タイマ1−3に予め設定し
てあるメインクロック発振安定時間が経過した後、クロ
ック供給制御回路1−2はメインクロックの供給を開始
する(メインクロックd)。受信処理終了後、CPU2
から間歇受信設定があるときはシ−ケンスの(1)から
繰返し実行し、CPU2からの間歇受信設定が無いとき
には1サブフレ−ムに一回の通常受信に戻る。
(5) After the main clock oscillation stabilization time set in the oscillation stabilization timer 1-3 elapses, the clock supply control circuit 1-2 starts supplying the main clock (main clock d). After the reception process, the CPU 2
When there is an intermittent reception setting, the process is repeatedly executed from the sequence (1). When there is no intermittent reception setting from the CPU 2, the process returns to the normal reception once in one sub-frame.

【0019】以上述べたように、本実施の形態例では携
帯端末が間歇受信状態ではメインクロックを発振してい
る発振回路4を停止するので、この期間の該発振回路4
の駆動電流(数mA)は減少し、その分消費電力が低減
する。発振回路4の起動時は発振が不安定{図2の
(c)}であるが、発振安定タイマ1−3を設け、発振
が安定する時間を測定し、発振が安定してからメインク
ロックを供給するので問題はない。
As described above, in this embodiment, when the portable terminal is in the intermittent reception state, the oscillation circuit 4 that oscillates the main clock is stopped.
Drive current (several mA) is reduced, and power consumption is reduced accordingly. When the oscillation circuit 4 is started, the oscillation is unstable {(c) in FIG. 2). However, the oscillation stabilization timer 1-3 is provided to measure the time when the oscillation is stabilized, and the main clock is set after the oscillation is stabilized. There is no problem because it supplies.

【0020】なお、上記実施の形態例ではメインクロッ
クは専用の発振回路4を使用しているが、間歇受信状態
で停止可能な他の装置のクロックの発振回路と共用して
も差し支えない。
In the above-mentioned embodiment, the main clock uses the dedicated oscillation circuit 4. However, the main clock may be shared with the clock oscillation circuit of another device that can be stopped in the intermittent reception state.

【0021】[0021]

【発明の効果】以上説明したように本発明によれば、携
帯端末が間歇受信状態に入った時、メインクロック制御
手段でメインクロック発振回路を停止して前記装置への
メインクロック供給を停止し、同時に前記同期手段で次
回受信タイミングを算定し、受信タイミングよりメイン
クロックの初期不安定期間だけ早く該メインクロック発
振回路を起動すると同時にタイマを起動し、初期不安定
期間を経過した後、メインクロック制御手段を介して制
御装置へメインクロックを供給するので、制御装置は安
定して動作し、間歇受信状態の時は発振装置は停止して
いるので最大数mA程度の消費電流が低減できる(これ
はバッテリの使用時間を10〜20時間程度延ばす電力
に相当する)という優れた効果が得られる。
As described above, according to the present invention, when the portable terminal enters the intermittent reception state, the main clock control means stops the main clock oscillation circuit to stop the supply of the main clock to the device. At the same time, the synchronization means calculates the next reception timing, activates the main clock oscillation circuit earlier than the reception timing by the initial unstable period of the main clock, simultaneously activates the timer, and after the initial unstable period, the main clock Since the main clock is supplied to the control device via the control means, the control device operates stably, and in the intermittent reception state, the oscillation device is stopped, so that the current consumption can be reduced by about several mA at the maximum. (Equivalent to power for extending the use time of the battery by about 10 to 20 hours).

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の携帯端末のメインクロック処理部の構
成を示す図である。
FIG. 1 is a diagram showing a configuration of a main clock processing unit of a portable terminal according to the present invention.

【図2】本発明の携帯端末のメインクロックの発振/停
止を示すタイミングチャ−トである。
FIG. 2 is a timing chart showing oscillation / stop of a main clock of the portable terminal of the present invention.

【図3】一般的な携帯端末の構成を示す図である。FIG. 3 is a diagram illustrating a configuration of a general portable terminal.

【符号の説明】[Explanation of symbols]

1 クロック制御部 1−1 発振停止/復帰制御回路 1−2 クロック供給制御回路 1−3 発振安定タイマ 2 CPU 3 間歇受信制御回路(受信同期手段) 4 発振回路(メインクロック発振回路) 5 TDMAタイミング制御回路 DESCRIPTION OF SYMBOLS 1 Clock control unit 1-1 Oscillation stop / return control circuit 1-2 Clock supply control circuit 1-3 Oscillation stabilization timer 2 CPU 3 Intermittent reception control circuit (reception synchronization means) 4 Oscillation circuit (Main clock oscillation circuit) 5 TDMA timing Control circuit

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 高周波のメインクロック発振回路、低周
波のサブクロック発振回路及び制御装置を具備し、該制
御装置の制御によりメインクロック発振回路からのメイ
ンクロックにより時分割方式で通信する携帯端末におい
て、 前記メインクロック発振回路を停止/復帰及びメインク
ロックの供給を制御するメインクロック制御手段、前記
サブクロックにより受信タイミングを算定する受信同期
手段及び前記メインクロック発振回路の初期不安定期間
を設定するタイマを設け、 前記携帯端末が間歇受信状態に入った時、前記メインク
ロック制御手段で前記メインクロック発振回路を停止し
て前記制御装置へのメインクロック供給を停止し、同時
に前記受信同期手段で次回受信タイミングを算定し、該
受信タイミングより前記メインクロックの初期不安定期
間だけ早く該メインクロック発振回路を起動すると同時
に前記タイマを起動し、該初期不安定期間を経過した
後、前記メインクロック制御手段を介して前記制御装置
へメインクロックを供給することを特徴とする携帯端
末。
1. A portable terminal comprising a high frequency main clock oscillation circuit, a low frequency sub clock oscillation circuit, and a control device, and communicating in a time-division manner with a main clock from the main clock oscillation circuit under the control of the control device. Main clock control means for controlling stop / return of the main clock oscillation circuit and supply of the main clock, reception synchronization means for calculating a reception timing by the sub clock, and a timer for setting an initial unstable period of the main clock oscillation circuit When the portable terminal enters the intermittent reception state, the main clock control means stops the main clock oscillation circuit to stop the supply of the main clock to the control device, and at the same time the next reception is performed by the reception synchronization means. Calculate the timing and calculate the main clock from the reception timing. Activating the main clock oscillation circuit as early as the initial unstable period and simultaneously activating the timer, and supplying the main clock to the control device via the main clock control means after the initial unstable period has elapsed. Characteristic mobile terminal.
JP31019596A 1996-11-06 1996-11-06 Mobile terminal Expired - Fee Related JP3438062B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31019596A JP3438062B2 (en) 1996-11-06 1996-11-06 Mobile terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31019596A JP3438062B2 (en) 1996-11-06 1996-11-06 Mobile terminal

Publications (2)

Publication Number Publication Date
JPH10145467A true JPH10145467A (en) 1998-05-29
JP3438062B2 JP3438062B2 (en) 2003-08-18

Family

ID=18002323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31019596A Expired - Fee Related JP3438062B2 (en) 1996-11-06 1996-11-06 Mobile terminal

Country Status (1)

Country Link
JP (1) JP3438062B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6677826B2 (en) 2001-01-22 2004-01-13 Fujitsu Limited Controlling equipment and radio equipment
JP2011508487A (en) * 2007-12-12 2011-03-10 クゥアルコム・インコーポレイテッド Dynamic adjustment of setup time based on paging performance
US7907965B2 (en) 2003-03-12 2011-03-15 Infineon Technologies Ag Apparatus and method for controlling the power consumption of a combined UMTS/GSM/EDGE radio station

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6677826B2 (en) 2001-01-22 2004-01-13 Fujitsu Limited Controlling equipment and radio equipment
US7907965B2 (en) 2003-03-12 2011-03-15 Infineon Technologies Ag Apparatus and method for controlling the power consumption of a combined UMTS/GSM/EDGE radio station
JP2011508487A (en) * 2007-12-12 2011-03-10 クゥアルコム・インコーポレイテッド Dynamic adjustment of setup time based on paging performance
US8576757B2 (en) 2007-12-12 2013-11-05 Qualcomm Incorporated Dynamic adjustment of setup time based on paging performance

Also Published As

Publication number Publication date
JP3438062B2 (en) 2003-08-18

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