KR970011532B1 - 무선전화기 시스템 선택을 변경하는 장치 및 방법 - Google Patents
무선전화기 시스템 선택을 변경하는 장치 및 방법 Download PDFInfo
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- KR970011532B1 KR970011532B1 KR1019930702978A KR930702978A KR970011532B1 KR 970011532 B1 KR970011532 B1 KR 970011532B1 KR 1019930702978 A KR1019930702978 A KR 1019930702978A KR 930702978 A KR930702978 A KR 930702978A KR 970011532 B1 KR970011532 B1 KR 970011532B1
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- wireless
- radiotelephone
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- 238000000034 method Methods 0.000 title claims description 25
- 230000008859 change Effects 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 16
- 238000012544 monitoring process Methods 0.000 claims description 9
- 238000005070 sampling Methods 0.000 claims 3
- 230000000977 initiatory effect Effects 0.000 claims 2
- 230000001413 cellular effect Effects 0.000 description 149
- 230000008569 process Effects 0.000 description 18
- 230000005540 biological transmission Effects 0.000 description 12
- 238000012360 testing method Methods 0.000 description 10
- 238000004891 communication Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000011664 signaling Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000005754 cellular signaling Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (9)
- 제한된 무선 유효 영역을 갖는 제1무선전화기 시스템상에서 메시지를 양호하게 전송 및 수신하며, 광역 무선 유효 영역을 갖는 제2무선전화기 시스템상에서 메시지를 교호적으로 전송 및 수신하는 무선전화기 장치에 있어서, 제1무선전화기 시스템과 관련된 무선채널의 유용성(availability) 여부를 판단하는 판단수단과, 상기 제1무선전화기 시스템과 관련된 무선채널이 이용될 수 없는 것으로 판단되었을때 제1소정 시간 주기 동안 제2무선전화기 시스템과 관련된 무선채널을 모니터링 하는 모니터수단과, 제1무선전화기 시스템과 관련된 무선채널상의 신호의 신호 특성을 상기 제1소정 시간 주기에 뒤어은 제2소정 시간 주기 동안 샘플링하는 샘플링 수단과, 상기 신호 특성이 소정값을 초과하는 한 상기 제1무선전화기 시스템과 관련된 소정의 무선채널을 모니터링하는 모니터수단을 포함하는 것을 특징으로 하는 무선전화기 장치.
- 제한된 무선 유효 영역을 갖는 제1무선전화기 시스템에서 메시지를 양호하게 전송 및 수신하며, 광역 무선 유효 영역을 갖는 제2무선전화기 시스템에서 메시지를 교호적으로 전송 및 수신하는 무선전화기 장치용 변경 시스템 선택방법에 있어서, 제1무선전화기 시스템과 관련된 무선채널의 유용성 여부를 판단하는 단계와, 상기 무선전화기 시스템과 관련된 무선채널이 이용될 수 없는 것으로 판단되었을때 제1소정 시간 주기 동안 제2무선전화기 시스템과 관련된 무선채널을 모니터링 하는 단계와, 제1무선전화기 시스템과 관련된 무선채널상의 신호에 대한 신호 특성을 상기 제1소정 시간 주기에 뒤이은 제2소정 시간 주기 동안 샘플링 하는 단계와, 신호 특성이 소정값을 초과하는 한 제1무선전화기 시스템과 관련된 상기 무선채널을 모니터링 하는 단계를 포함하는 것을 특징으로 하는 무선전화기 장치용 변경 시스템 선택방법.
- 제2항에 있어서, 상기 제1무선전화기 시스템과 관련된 상기 무선채널이 이용할 수 없는 것으로 판단되었을때 상기 제2무선전화기 시스템의 유용성을 결정하는 단계를 더 포함하는 것을 특징으로 하는 무선전화기 장치용 변경 시스템 선택방법.
- 제3항에 있어서, 상기 제2무선전화기 시스템과 관련된 상기 무선채널을 상기 제2무선전화기 시스템의 유용성 여부를 다시 판단함이 없이 모니터하도록 리턴시키는 단계를 더 포함하는 것을 특징으로 하는 무선전화기 장치용 변경 시스템 선택방법.
- 제2항에 있어서, 제3소정 시간 주기와 제4소정 시간 주기를 합한 것보다 더 긴 시간 주기 동안 상기 제2무선 시스템의 유용성 스캔을 지연시키는 단계를 더 포함하는 것을 특징으로 하는 무선전화기 장치용 변경 시스템 선택방법.
- 제1무선 유효 영역을 갖는 제1무선전화기 시스템상에서 메시지를 전송 및 수신하며, 제2무선 유효 영역을 갖는 제2무선전화기 시스템상에서 메시지를 교호적으로 전송 및 수신하는 무선전화기 장치에 있어서, 상기 제1무선전화기 시스템과 관련된 무선채널로 전송된 가청 이하(subaudible)의 신호로부터 상기 제1무선전화기 시스템을 검출하며, 또한 상기 가청 이하의 신호가 검출되지 않을때 제2무선전화기 시스템과 관련된 무선채널을 검출하는 수신기와, 상기 수신기와 결합되어 있으며, 상기 가청 이하의 신호가 검출될때는 상기 제1무선전화기 시스템을 통해서 전화 호출을 시작하는 송신기를 포함하는 것을 특징으로 하는 무선전화기 장치.
- 제6항에 있어서, 상기 가청 이하의 신호는 식별 정보와 호출처리 정보를 포함하는 것을 특징으로 하는 무선전화기 장치.
- 제6항에 있어서, 상기 수신기는 제어모드와 음성모드에서 동작하며, 제어모드에서의 상기 수신기는 제1포맷으로 상기 가청 이하의 신호를 검출하고 음성모드에서의 상기 수신기는 제2포맷으로 상기 가청 이하의 신호를 검출하며, 상기 제1 및 제2포맷은 실질적으로 동일한 것을 특징으로 하는 무선전화기 장치.
- 제1무선 유효 영역을 갖는 제1무선전화기 시스템에서 메시지를 전송 및 수신하며, 제2무선 유효 영역을 갖는 제2무선전화기 시스템에서 메시지를 교호적으로 전송 및 수신하는 무선전화기 장치용 변경 시스템 선택방법에 있어서, 상기 제1무선전화기 시스템과 관련된 무선채널로 전송된 가청 이하(subaudible)의 신호로부터 상기 제1무선전화기 시스템을 검출하는 단계와, 상기 가청 이하의 신호가 검출되지 않을때 제2무선전화기 시스템과 관련된 무선채널을 모니터링하는 단계와, 상기 가청 이하의 신호가 검출될때는 상기 제1무선전화기 시스템을 통해서 전화 호출을 시작하는 단계와, 상기 가청 이하의 신호중지가 검출될때는 상기 전화 호출을 종료하는 단계를 포함하는 것을 특징으로 하는 무선전화기 장치.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US832,063 | 1992-02-06 | ||
| US07/832,063 US5260988A (en) | 1992-02-06 | 1992-02-06 | Apparatus and method for alternative radiotelephone system selection |
| PCT/US1992/009696 WO1993016548A1 (en) | 1992-02-06 | 1992-11-12 | Apparatus and method for alternative radiotelephone system selection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR970011532B1 true KR970011532B1 (ko) | 1997-07-11 |
Family
ID=25260568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930702978A Expired - Lifetime KR970011532B1 (ko) | 1992-02-06 | 1992-11-12 | 무선전화기 시스템 선택을 변경하는 장치 및 방법 |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US5260988A (ko) |
| JP (1) | JP2864734B2 (ko) |
| KR (1) | KR970011532B1 (ko) |
| CN (1) | CN1047270C (ko) |
| BR (1) | BR9205852A (ko) |
| CA (1) | CA2106063C (ko) |
| FR (1) | FR2687872A1 (ko) |
| GB (1) | GB2271039B (ko) |
| IT (1) | IT1261760B (ko) |
| MX (1) | MX9300640A (ko) |
| SG (1) | SG83638A1 (ko) |
| WO (1) | WO1993016548A1 (ko) |
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-
1992
- 1992-02-06 US US07/832,063 patent/US5260988A/en not_active Expired - Lifetime
- 1992-11-12 CA CA002106063A patent/CA2106063C/en not_active Expired - Fee Related
- 1992-11-12 KR KR1019930702978A patent/KR970011532B1/ko not_active Expired - Lifetime
- 1992-11-12 BR BR9205852A patent/BR9205852A/pt not_active IP Right Cessation
- 1992-11-12 WO PCT/US1992/009696 patent/WO1993016548A1/en not_active Ceased
- 1992-11-12 SG SG9603843A patent/SG83638A1/en unknown
- 1992-11-12 JP JP5514029A patent/JP2864734B2/ja not_active Expired - Lifetime
-
1993
- 1993-01-15 CN CN93100481A patent/CN1047270C/zh not_active Expired - Lifetime
- 1993-02-04 MX MX9300640A patent/MX9300640A/es unknown
- 1993-02-04 FR FR9301240A patent/FR2687872A1/fr active Granted
- 1993-02-05 IT ITRM930064A patent/IT1261760B/it active IP Right Grant
- 1993-07-30 US US08/100,517 patent/US5842122A/en not_active Expired - Lifetime
- 1993-09-23 GB GB9319692A patent/GB2271039B/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2687872B1 (ko) | 1995-01-13 |
| CN1047270C (zh) | 1999-12-08 |
| JP2864734B2 (ja) | 1999-03-08 |
| WO1993016548A1 (en) | 1993-08-19 |
| BR9205852A (pt) | 1994-06-28 |
| SG83638A1 (en) | 2001-10-16 |
| FR2687872A1 (fr) | 1993-08-27 |
| CA2106063A1 (en) | 1993-08-07 |
| GB2271039A (en) | 1994-03-30 |
| US5260988A (en) | 1993-11-09 |
| MX9300640A (es) | 1993-09-01 |
| ITRM930064A1 (it) | 1994-08-05 |
| CN1076320A (zh) | 1993-09-15 |
| JPH06506817A (ja) | 1994-07-28 |
| GB2271039B (en) | 1996-04-10 |
| GB9319692D0 (en) | 1994-01-05 |
| ITRM930064A0 (it) | 1993-02-05 |
| IT1261760B (it) | 1996-06-03 |
| CA2106063C (en) | 1997-05-13 |
| US5842122A (en) | 1998-11-24 |
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