KR970068271A - 휴대용 무선통신장치와 그것의 조명제어방법 - Google Patents
휴대용 무선통신장치와 그것의 조명제어방법 Download PDFInfo
- Publication number
- KR970068271A KR970068271A KR1019970009238A KR19970009238A KR970068271A KR 970068271 A KR970068271 A KR 970068271A KR 1019970009238 A KR1019970009238 A KR 1019970009238A KR 19970009238 A KR19970009238 A KR 19970009238A KR 970068271 A KR970068271 A KR 970068271A
- Authority
- KR
- South Korea
- Prior art keywords
- lighting
- current
- voltage
- interval
- radio communication
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
- H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0613—The adjustment depending on the type of the information to be displayed
- G09G2320/062—Adjustment of illumination source parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2215/00—Reducing interference at the transmission system level
- H04B2215/061—Reduction of burst noise, e.g. in TDMA systems
- H04B2215/063—Reduction of burst noise, e.g. in TDMA systems by smoothing the transmission power envelope
-
- 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
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Set Structure (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (14)
- 휴대형 무선통신장치에 있어서, 장치에 전류를 공급하기 위한 전지와, 시분할 동작을 수행하기 위한 송수신부와, 그리고 상기 시분할 동작(동기 동작)으로 상기 조명수단에 대한 전류의 주기적 공급을 조절하고 적어도 상기 송신 간격동안 전류의 공급을 중단시키기 위한 조명제어수단으로 구성되는 것을 특징으로 하는 휴대형 무선통신장치.
- 제 1항에 있어서, 시분할 동작을 조정하기 위한 타이밍수단과, 조염제어수단에서 전류의 임펄스 비율(온-오프 비율) 설정치를 유지하기 위한 유지수단과, 타이밍정보와 소정치에 근거하여 전류의 공급을 제어하기 위한 광드라이브 제어수단을 더 포함하여 구성되는 것을 특징으로 하는 휴대형 무선통신장치.
- 제 1항에 있어서, 상기 전지단자에서 전압을 검출하기 위한 전압 감지수단과, 그리고 검출된 전압에 근거하여 유지수단에서 소정치를 변화시키기 위한 수단을 더 포함하여 구성된 것을 특징으로 하는 휴대형 무선통신장치.
- 제 3항에 있어서, 상기 조명수단의 간격(조명 오프)이 상기 소정치를 변화시켜 증가되거나 감소될 수 있는 것을 특징으로 하는 휴대형 무선통신장치.
- 제 1항에 있어서, 상기 조명수단이 뒤에서부터 조명되는 액정 표시장치 소자를 갖는 것을 특징으로 하는 휴대형 무선통신장치.
- 제 3항에 있어서, 상기 조명수단의 상기 간격(조명 오프)이 상기 전압검출수단으로부터 출력 전압의 강하에 관하여 점차로 변하도록 이루어진 것을 특징으로 하는 휴대형 무선통신장치.
- 제3항에 있어서, 상기 조명수단의 상기 간격(조명 오프)이 상기 전지 방전 간격의 끝에서 최소가 되도록 조정되는 것을 특징으로 하는 휴대형 무선통신장치.
- 제1항에 있어서, 전류를 전지에서 상기 통신장치로 공급하고, 조명수단으로 단자를 밝히고, 송수신부로 시분할을 수행하고, 전류의 주기적 공급과 조명제어수단의 시분할(동기) 동작을 조정하여 조명수단으로의 전류의 공급이 적어도 송신간격동안 중지되는 단계로 구성된 것을 특징으로 하는 휴대형 무선통신장치의 방법.
- 제 2항에 있어서, 타이밍수단으로 시분할 동작을 조정하고, 유지수단으로 조명제어수단에서 전류의 임펄스 비율(온-오프 비율)설정치를 유지하고, 그리고 타이밍정보와 소정치에 근거하여, 조명제어수단으로 전류의 공급을 제어하는 단계로 구성되는 것을 특징으로 하는 휴대형 무선통신장치의 방법.
- 제3항에 있어서, 전압 감지수단으로 전지단자들에서 전압을 검출하고, 그리고 검출된 전압에 근거하여 유지 수단에서 소정치를 변화시키는 단계로 구성되는 것을 특징으로 하는 휴대형 무선통신장치의 방법.
- 제4항에 있어서, 소정치로 상기 조명수단의 간격(조명 오프)을 증가시키거나 감소시키는 단계로 구성되는 것을 특징으로 하는 휴대형 무선통신장치의 방법.
- 제 5항에 있어서, 뒤에서 액정 표시장치 소자에 빛을 비추는 단계로 구성되는 것을 특징으로 하는 휴대형 무선통신장치의 방법.
- 제6항에서, 상기 전압검출수단에서 출력 전압의 강하에 관하여 상기 조명수단의 간격(조명 오프)을 점차 변화시키는 단계로 구성되는 것을 특징으로 하는 휴대형 무선통신장치의 방법.
- 제 7항에 있어서, 상기 전지 방전 간격의 끝에서 최소로 되는 상기 조명수단의 간격(조명 오프)을 조정하는 단계로 구성되는 것을 특징으로 하는 휴대형 무선통신장치의 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP09055696A JP3731619B2 (ja) | 1996-03-19 | 1996-03-19 | 携帯型の無線通信装置およびその照明制御方法 |
JP96-090556 | 1996-03-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970068271A true KR970068271A (ko) | 1997-10-13 |
KR100461522B1 KR100461522B1 (ko) | 2005-05-24 |
Family
ID=14001692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970009238A Expired - Fee Related KR100461522B1 (ko) | 1996-03-19 | 1997-03-18 | 휴대용무선통신장치와그것의조명제어방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5970419A (ko) |
JP (1) | JP3731619B2 (ko) |
KR (1) | KR100461522B1 (ko) |
MY (1) | MY121272A (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3570846B2 (ja) * | 1997-03-27 | 2004-09-29 | Necアクセステクニカ株式会社 | 無線携帯情報端末 |
JP2943765B2 (ja) * | 1997-06-06 | 1999-08-30 | 日本電気株式会社 | 移動体通信端末 |
US6107985A (en) * | 1997-10-30 | 2000-08-22 | Ericsson Inc. | Backlighting circuits including brownout detection circuits responsive to a current through at least one light emitting diode and related methods |
FI115801B (fi) * | 1999-05-27 | 2005-07-15 | Nokia Corp | Näytön ohjaaminen |
JP3496589B2 (ja) * | 1999-09-21 | 2004-02-16 | 日本電気株式会社 | 情報処理装置 |
JP3508648B2 (ja) * | 1999-10-12 | 2004-03-22 | 日本電気株式会社 | 通信端末装置 |
JP2001154642A (ja) * | 1999-11-30 | 2001-06-08 | Toshiba Corp | 情報処理装置 |
JP2002057791A (ja) * | 2000-08-10 | 2002-02-22 | Sanyo Electric Co Ltd | 携帯電話機 |
US7117019B2 (en) | 2001-03-30 | 2006-10-03 | Motorola, Inc. | Display and keypad backlight management for portable electronic devices |
JP2004096714A (ja) * | 2002-07-10 | 2004-03-25 | Matsushita Electric Ind Co Ltd | 電池駆動型電子機器 |
US7076234B2 (en) * | 2002-12-13 | 2006-07-11 | Motorola, Inc. | Method and apparatus for reducing peak current levels in a communication unit |
AU2004233670B2 (en) * | 2003-04-25 | 2007-11-29 | Olympus Corporation | Radio-type in-subject information acquisition system and outside-subject device |
US7453219B2 (en) * | 2003-06-27 | 2008-11-18 | Motorola, Inc. | Method and apparatus for controlling illumination of a display in a portable wireless communication device |
KR100595312B1 (ko) * | 2003-07-08 | 2006-07-03 | 엘지.필립스 엘시디 주식회사 | 액정표시장치의 구동회로 및 이의 구동방법 |
US7263406B2 (en) | 2003-10-02 | 2007-08-28 | Medtronic, Inc. | Medical device programmer with selective disablement of display during telemetry |
KR100627559B1 (ko) * | 2004-03-30 | 2006-09-21 | 주식회사 팬택 | 이동 통신 단말기의 전원 절약 회로 및 방법 |
WO2005124497A2 (en) * | 2004-06-14 | 2005-12-29 | Powerprecise Solutions, Inc. | Method and apparatus for brightness control of indication lights |
DE102005021810A1 (de) * | 2005-05-04 | 2006-12-28 | Siemens Ag | TDMA-Kommunikationsvorrichtung mit PWM-Komponente |
US7826867B2 (en) * | 2005-12-16 | 2010-11-02 | Nokia Corporation | Wireless terminal having a flashlight |
US7439679B2 (en) * | 2006-03-16 | 2008-10-21 | Motorola, Inc. | Method and apparatus for illuminating light sources within an electronic device |
JP4749216B2 (ja) * | 2006-04-27 | 2011-08-17 | 京セラ株式会社 | 無線通信端末のパワーを制御する方法及び装置 |
FR2937752B1 (fr) * | 2008-10-27 | 2010-11-26 | Wavecom | Procede et dispositif de gestion de la consommation electrique d'un dispositif communicant, produit programme d'ordinateur et moyen de stockage correspondants |
JP5170178B2 (ja) * | 2010-07-05 | 2013-03-27 | Necインフロンティア株式会社 | 無線通信端末、最大消費電流低減回路および方法並びに最大消費電流低減プログラム |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6167338A (ja) * | 1984-09-11 | 1986-04-07 | Asahi Optical Co Ltd | 赤外光使用型ワイヤレス送受信装置 |
US4675863A (en) * | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
JPH04340820A (ja) * | 1991-05-16 | 1992-11-27 | Mitsubishi Electric Corp | コードレス光透過型センサシステム |
JP2837765B2 (ja) * | 1991-05-21 | 1998-12-16 | 三菱電機株式会社 | 移動無線機の照明装置 |
US5487181A (en) * | 1992-10-28 | 1996-01-23 | Ericsson Ge Mobile Communications Inc. | Low power architecture for portable and mobile two-way radios |
KR940021432U (ko) * | 1993-02-22 | 1994-09-24 | 이동통신기기의 키보드배광장치 | |
KR960043608A (ko) * | 1995-05-12 | 1996-12-23 | 구자홍 | 이동무선전화기의 백라이트(Backlight) 제어 장치 및 그 방법 |
KR0156857B1 (ko) * | 1995-12-27 | 1998-11-16 | 김광호 | 무선전화기의 조명제어방법 |
-
1996
- 1996-03-19 JP JP09055696A patent/JP3731619B2/ja not_active Expired - Fee Related
-
1997
- 1997-03-14 US US08/818,550 patent/US5970419A/en not_active Expired - Fee Related
- 1997-03-18 KR KR1019970009238A patent/KR100461522B1/ko not_active Expired - Fee Related
- 1997-03-18 MY MYPI97001142A patent/MY121272A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPH09261319A (ja) | 1997-10-03 |
KR100461522B1 (ko) | 2005-05-24 |
MY121272A (en) | 2006-01-28 |
JP3731619B2 (ja) | 2006-01-05 |
US5970419A (en) | 1999-10-19 |
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