KR0142942B1 - 디지탈 무선전화기의 권외지역 경보방법 - Google Patents
디지탈 무선전화기의 권외지역 경보방법Info
- Publication number
- KR0142942B1 KR0142942B1 KR1019950021895A KR19950021895A KR0142942B1 KR 0142942 B1 KR0142942 B1 KR 0142942B1 KR 1019950021895 A KR1019950021895 A KR 1019950021895A KR 19950021895 A KR19950021895 A KR 19950021895A KR 0142942 B1 KR0142942 B1 KR 0142942B1
- Authority
- KR
- South Korea
- Prior art keywords
- link
- portable device
- request message
- fixed device
- area
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/72502—Cordless telephones with one base station connected to a single line
- H04M1/72516—Cordless telephones with one base station connected to a single line with means for out-of-range alerting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/72502—Cordless telephones with one base station connected to a single line
- H04M1/72505—Radio link set-up procedures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/25—Maintenance of established connections
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/105—PBS [Private Base Station] network
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (6)
- 휴대장치와 고정장치를 구비하고, 상기 휴대장치와 고정장치간에 단일 주파수로 단위시간에 송신 및 수신이 이루어지는 시분할다중화 방식 디지털 무선전화기의 휴대장치가 권외지역을 경보하는 방법에 있어서, 통화중 에러 프레임 수신여부 및 주기적으로 핸드셰이크 수신여부를 확인하는 과정과, 상기 확인 결과 에러 없는 프레임 혹은 핸드셰이크 데이터 수신시 해당 타이머를 재 설정하는 과정과, 타이머의 타임아웃 발생 시 상기 고정장치로 링크재설정요구 메시지를 전송하는 과정과, 상기 링크재설정요구 메시지의 전송후 링크를 재 설정함과 아울러 권외지역 경보음을 출력하는 과정으로 이루어짐을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 고정장치로부터 링크재설정요구메시지가 수신되면 링크를 재설정함과 아울러 권외지역 경보음을 출력하는 과정으로 이루어짐을 특징으로 하는 방법.
- 제 1항 혹은 제 2항에 있어서, 상기 권외지역 경보음을 출력함과 동시에 링크 재설정 시도를 나타내는 메시지를 표시하는 과정을 더 포함함을 특징으로 하는 방법.
- 제 2항에 있어서, 상기 고정장치가, 통화중 프레임 에러의 발생 여부를 확인하여 프레임 에러가 없으면 해당 타이머를 재설정하는 과정을 더 포함함을 특징으로 하는 방법.
- 휴대장치와 고정장치를 구비하고, 상기 휴대장치와 고정장치간에 단일 주파수로 단위시간에 송신 및 수신이 이루어지는 시분할다중화 방식 디지털 무선전화기의 휴대장치가 권외지역을 경보하는 방법에 있어서, 상기 휴대장치와 고정장치가 통화중 주기적으로 핸드셰이크 에러 혹은 데이터 프레임 에러의 발생 여부를 확인하는 과정과, 타임아웃 발생 시, 상기 휴대장치는 고정장치로, 상기 고정장치는 상기 휴대장치로 링크재설정요구 메시지를 전송하는 과정과, 상기 링크재설정요구 메시지의 전송후 휴대장치에서 링크를 재 설정함과 아울러 권외지역 경보음을 출력하는 과정으로 이루어짐을 특징으로 하는 방법.
- 제 5항에 있어서, 상기 권외지역 경보음을 출력함과 동시에 링크 재설정 시도를 나타내는 메시지를 표시하는 과정을 더 포함함을 특징으로 하는 방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950021895A KR0142942B1 (ko) | 1995-07-24 | 1995-07-24 | 디지탈 무선전화기의 권외지역 경보방법 |
| CN96106623A CN1073332C (zh) | 1995-07-24 | 1996-05-27 | 数字无塞绳电话系统中指示外界通信范围的方法 |
| GB9613576A GB2303766B (en) | 1995-07-24 | 1996-06-27 | Method of indicating outer communication range in digital cordless telephone system |
| US08/685,586 US5867782A (en) | 1995-07-24 | 1996-07-24 | Method of indicating outer communication range in digital cordless telephone system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950021895A KR0142942B1 (ko) | 1995-07-24 | 1995-07-24 | 디지탈 무선전화기의 권외지역 경보방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970008988A KR970008988A (ko) | 1997-02-24 |
| KR0142942B1 true KR0142942B1 (ko) | 1998-08-01 |
Family
ID=19421412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950021895A Expired - Fee Related KR0142942B1 (ko) | 1995-07-24 | 1995-07-24 | 디지탈 무선전화기의 권외지역 경보방법 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5867782A (ko) |
| KR (1) | KR0142942B1 (ko) |
| CN (1) | CN1073332C (ko) |
| GB (1) | GB2303766B (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100632200B1 (ko) * | 1999-03-17 | 2006-10-11 | 가부시키가이샤 캔우드 | 통화권 확인 방법 |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2270604A1 (en) * | 1996-11-08 | 1998-05-14 | Atx Research, Inc. | Cellular telephone communication protocol |
| US6188891B1 (en) * | 1997-06-14 | 2001-02-13 | Yaesu Musen Co., Ltd., | Radio communication apparatus and method for radio communication |
| JPH1118157A (ja) * | 1997-06-26 | 1999-01-22 | Saitama Nippon Denki Kk | 折畳み式携帯電話機 |
| US6091947A (en) * | 1998-03-13 | 2000-07-18 | Sumner; Terence Edward | Method and apparatus for accepting and conveying a voice mail message to a mobile unit in a wireless telephone system |
| DE69934931T2 (de) * | 1998-03-31 | 2007-11-15 | Koninklijke Philips Electronics N.V. | Verfahren zur Funkreichweiteregelung, drahtloses Funkkommunikationsgerät unter Verwendung von diesem Verfahren, Basisstation und Handgerät dafür |
| US7206849B1 (en) * | 1998-10-05 | 2007-04-17 | Symbol Technologies, Inc. | Communication in a wireless communications network when a mobile computer terminal may be unreachable |
| KR100369997B1 (ko) * | 1998-10-30 | 2003-03-17 | 엘지전자 주식회사 | 에러율에따른가변적인프레임레이트를적용한보코딩방법 |
| US6219540B1 (en) * | 1998-11-23 | 2001-04-17 | Motorola, Inc. | Communication device providing out-of-range battery saving and method therefor |
| KR100277131B1 (ko) * | 1998-12-03 | 2001-01-15 | 윤종용 | 이동통신시스템에서의호장애시호자동재접속방법 |
| US6456835B1 (en) * | 1999-01-19 | 2002-09-24 | Tantivy Communications, Inc. | Arbitration method for high power transmissions in a code division multiple access system |
| US6490458B1 (en) * | 1999-06-16 | 2002-12-03 | Verizon Laboratories Inc. | Portable phone bank |
| KR100369796B1 (ko) * | 2000-05-24 | 2003-01-30 | 삼성전자 주식회사 | 무선이동통신시스템의 이동국 셀 이탈 알림 방법 |
| KR100388346B1 (ko) * | 2000-07-29 | 2003-06-25 | 정길룡 | 농수축산 폐기물과 슬러지를 원료로 한 비료와 그 제조방법 |
| US7215684B1 (en) * | 2000-09-20 | 2007-05-08 | Qualcomm Incorporated | Method and apparatus for reducing transmission overhead in a communication system |
| US7203487B2 (en) * | 2002-04-22 | 2007-04-10 | Intel Corporation | Pre-notification of potential connection loss in wireless local area network |
| US7227856B2 (en) * | 2002-08-13 | 2007-06-05 | Innovative Sonic Limited | Method for handling timers after an RLC reset or re-establishment in a wireless communications system |
| JP4173405B2 (ja) * | 2003-05-29 | 2008-10-29 | 京セラ株式会社 | 通信端末の圏外判定方法、通信端末 |
| US20050037729A1 (en) * | 2003-08-14 | 2005-02-17 | Marc Dupont | Method to automatically monitor a person using a cellular telephone, server and cellular telephone implementing this method |
| US20050209933A1 (en) * | 2004-03-20 | 2005-09-22 | Thompson David S | Graphical paging unit, a system including graphical paging units and the use of those |
| US8744391B2 (en) * | 2007-05-31 | 2014-06-03 | Motorola Mobility Llc | Signal strength indication methods for use in wireless communication devices |
| CN102232314B (zh) | 2011-06-29 | 2015-04-15 | 华为技术有限公司 | 无线链路重建方法及控制器 |
| US9232382B2 (en) | 2012-05-31 | 2016-01-05 | Motorola Solutions, Inc. | Method and apparatus for automatically determining a communication range status of communicating radios |
| US9042356B2 (en) | 2012-05-31 | 2015-05-26 | Motorola Solutions, Inc. | Method and apparatus for confirming delivery of group data to radio communication devices in a wireless communication system |
| CN115987688B (zh) * | 2023-03-20 | 2023-08-01 | 北京网藤科技有限公司 | 一种保障plc和上位机之间安全通信的方法及系统 |
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| US4321584A (en) * | 1979-06-15 | 1982-03-23 | Rockwell International Corporation | Charge coupled digital-to-analog converter |
| JPH0716264B2 (ja) * | 1987-07-10 | 1995-02-22 | 株式会社東芝 | 無線電話装置 |
| JPS6486724A (en) * | 1987-09-29 | 1989-03-31 | Toshiba Corp | Radio telephone system |
| US5032835A (en) * | 1989-04-24 | 1991-07-16 | Motorola, Inc. | Out of range indication for radio receivers |
| US5049875A (en) * | 1989-09-13 | 1991-09-17 | Motorola Inc. | Method and apparatus for out of range detection in response to nondetection of predetermined baud rates |
| US5193216A (en) * | 1990-06-01 | 1993-03-09 | Motorola, Inc. | Detecting out of range in response to a loss of signal and a history of approaching out of range prior to the loss of signal |
| US5243641A (en) * | 1990-08-01 | 1993-09-07 | At&T Bell Laboratories | Extended range cordless telephone system |
| US5203013A (en) * | 1990-09-10 | 1993-04-13 | Motorola, Inc. | Radio telephone system supporting busy and out-of-range function |
| US5373548A (en) * | 1991-01-04 | 1994-12-13 | Thomson Consumer Electronics, Inc. | Out-of-range warning system for cordless telephone |
| US5280541A (en) * | 1991-10-24 | 1994-01-18 | Motorola, Inc. | Cordless telephone communication system link re-establishment protocol |
| JP3120387B2 (ja) * | 1992-08-04 | 2000-12-25 | ユニデン株式会社 | コードレス電話装置 |
| JP2970248B2 (ja) * | 1992-09-10 | 1999-11-02 | 松下電器産業株式会社 | 通信制御装置 |
| CN1050726C (zh) * | 1993-05-20 | 2000-03-22 | 艾利森电话股份有限公司 | 通话中断后重建通话的方法和设备 |
| GB2321576B (en) * | 1993-12-22 | 1998-09-16 | Nokia Mobile Phones Ltd | Multi-mode radio telephone |
| JPH07298340A (ja) * | 1994-03-02 | 1995-11-10 | Fujitsu Ltd | 移動通信システムおよび移動局 |
| JP2806804B2 (ja) * | 1994-06-30 | 1998-09-30 | 日本電気株式会社 | コードレス電話装置 |
-
1995
- 1995-07-24 KR KR1019950021895A patent/KR0142942B1/ko not_active Expired - Fee Related
-
1996
- 1996-05-27 CN CN96106623A patent/CN1073332C/zh not_active Expired - Fee Related
- 1996-06-27 GB GB9613576A patent/GB2303766B/en not_active Expired - Fee Related
- 1996-07-24 US US08/685,586 patent/US5867782A/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100632200B1 (ko) * | 1999-03-17 | 2006-10-11 | 가부시키가이샤 캔우드 | 통화권 확인 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2303766B (en) | 1997-09-10 |
| KR970008988A (ko) | 1997-02-24 |
| CN1073332C (zh) | 2001-10-17 |
| US5867782A (en) | 1999-02-02 |
| CN1142737A (zh) | 1997-02-12 |
| GB9613576D0 (en) | 1996-08-28 |
| GB2303766A (en) | 1997-02-26 |
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