DK169988A - Fremgangsmaade og apparat til overdragelse af en igangvaerende samtale - Google Patents
Fremgangsmaade og apparat til overdragelse af en igangvaerende samtaleInfo
- Publication number
- DK169988A DK169988A DK169988A DK169988A DK169988A DK 169988 A DK169988 A DK 169988A DK 169988 A DK169988 A DK 169988A DK 169988 A DK169988 A DK 169988A DK 169988 A DK169988 A DK 169988A
- Authority
- DK
- Denmark
- Prior art keywords
- agreement
- integrating
- procedure
- transfer
- integrating agreement
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Measurement Of Unknown Time Intervals (AREA)
- Measurement Of Predetermined Time Intervals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62079942A JP2636236B2 (ja) | 1987-03-31 | 1987-03-31 | 通話中チヤンネル切替方式 |
JP7994287 | 1987-03-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK169988D0 DK169988D0 (da) | 1988-03-28 |
DK169988A true DK169988A (da) | 1988-10-01 |
DK174393B1 DK174393B1 (da) | 2003-01-27 |
Family
ID=13704367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK198801699A DK174393B1 (da) | 1987-03-31 | 1988-03-28 | Fremgangsmåde og apparat til overdragelse af en igangværende samtale |
Country Status (8)
Country | Link |
---|---|
US (2) | US5067171A (da) |
JP (1) | JP2636236B2 (da) |
CA (1) | CA1306014C (da) |
DK (1) | DK174393B1 (da) |
GB (1) | GB2204215B (da) |
HK (1) | HK92394A (da) |
NO (1) | NO174448C (da) |
SE (1) | SE514440C2 (da) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9012044D0 (en) * | 1990-05-30 | 1990-07-18 | British Telecomm | Cellular radio |
EP0462782B1 (en) * | 1990-06-16 | 1995-03-01 | Nec Corporation | Receiver for a cellular mobile radio communication system |
US5129098A (en) * | 1990-09-24 | 1992-07-07 | Novatel Communication Ltd. | Radio telephone using received signal strength in controlling transmission power |
US5276906A (en) * | 1990-09-27 | 1994-01-04 | Motorola, Inc. | Radiotelephone system incorporating two thresholds for handoff |
WO1992006543A1 (en) * | 1990-09-27 | 1992-04-16 | Motorola, Inc. | Communication transfer in a radiotelephone system |
GB2254971B (en) * | 1991-03-07 | 1994-12-21 | Ericsson Telefon Ab L M | Mobile radio communications stations |
US5214687A (en) * | 1991-06-05 | 1993-05-25 | Nokia Mobile Phones Ltd. | Method to determine transmission quality |
JPH06112889A (ja) * | 1992-09-29 | 1994-04-22 | Uniden Corp | コードレスシステム電話装置 |
US5423064A (en) * | 1992-10-13 | 1995-06-06 | Fujitsu Limited | Received signal strength indicator level monitor circuit for digital mobile communication system |
US5491741A (en) * | 1992-10-23 | 1996-02-13 | At&T Corp. | Prioritizing a multiple access channel in a wireless telephone system |
GB2275848B (en) * | 1993-03-02 | 1995-09-06 | Ncr Int Inc | Mobile wireless station having communications quality indicator |
US6301478B1 (en) | 1993-05-17 | 2001-10-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Intra cell handover and channel allocation to reduce interference |
US5471670A (en) * | 1993-07-02 | 1995-11-28 | Motorola, Inc. | Method for determining communciation resource handoffs |
BR9402888A (pt) * | 1993-07-22 | 1995-04-11 | Motorola Inc | Processo para minimizar interrupções de mensagens durante transferência de unidade de comunicação |
US5752190A (en) * | 1993-07-30 | 1998-05-12 | Hughes Electronics | Supervisory audio tone based carrier-to-interference measurement in a mobile cellular communication system |
US5548808A (en) * | 1993-12-08 | 1996-08-20 | Motorola, Inc. | Method for performing a handoff in a communication system |
US5644621A (en) * | 1994-01-11 | 1997-07-01 | Matsushita Electric Industrial Co., Ltd. | Point to multipoint radiotelephone system |
JP3239286B2 (ja) * | 1994-03-01 | 2001-12-17 | 富士通株式会社 | チャネル切替制御方式 |
CA2145044A1 (en) * | 1994-03-21 | 1995-09-22 | Paul Crichton | Method for determining handover in a multicellular environment |
GB2287858B (en) * | 1994-03-21 | 1998-03-04 | Motorola Ltd | Method for determining handover in a multicellular environment |
US5697078A (en) * | 1994-03-25 | 1997-12-09 | Steinbrecher Corporation | Wideband channel sniffer for monitoring channel use in a wireless communication system |
WO1996005709A1 (en) * | 1994-08-09 | 1996-02-22 | Pacific Communication Sciences, Inc. | Method and apparatus for efficient handoffs by mobile communication entities |
FI98694C (fi) * | 1994-08-23 | 1997-07-25 | Nokia Telecommunications Oy | Sijainninpäivitys matkaviestinjärjestelmässä |
US5710791A (en) * | 1994-10-27 | 1998-01-20 | Northern Telecom Limited | Methods and apparatus for predicting voice quality in AMPS cellular radio systems |
US5612991A (en) * | 1995-03-31 | 1997-03-18 | Intel Corporation | Use of RSSI indication for improved data transmission over amps network |
US6073030A (en) * | 1995-02-13 | 2000-06-06 | Intel Corporation | Use of RSSI indication for improved data transmission over amps network |
JP3002645B2 (ja) * | 1996-12-06 | 2000-01-24 | 三菱電機株式会社 | 通話中チャンネル切替方式 |
AU8458298A (en) * | 1997-07-11 | 1999-02-08 | Nortel Networks Corporation | Method and apparatus for switching between public macrocellular telephone systemand private microcellular telephone system |
FI106285B (fi) * | 1998-02-17 | 2000-12-29 | Nokia Networks Oy | Mittausraportointi tietoliikennejärjestelmässä |
GB2338624A (en) * | 1998-06-17 | 1999-12-22 | Motorola Inc | Handover determination in a mobile communications system |
US6490460B1 (en) * | 1998-12-01 | 2002-12-03 | Qualcomm Incorporated | Forward and reverse link power control using position and mobility information |
US6507740B2 (en) * | 1999-05-18 | 2003-01-14 | Ericsson Inc. | Adaptive threshold of handoff in mobile telecommunication systems |
JP3349477B2 (ja) * | 1999-09-08 | 2002-11-25 | 三洋電機株式会社 | 移動体通信機、移動体通信システムおよび通話チャネル割当要求方法 |
US6615044B2 (en) * | 2001-06-06 | 2003-09-02 | Nokia Mobile Phones, Ltd. | Method of WCDMA coverage based handover triggering |
US6954643B2 (en) * | 2003-06-25 | 2005-10-11 | Arraycomm Llc | Criteria for base station selection, including handover, in a wireless communication system |
US7310380B1 (en) * | 2004-05-28 | 2007-12-18 | Rockwell Collins, Inc. | Generic transmission parameter configuration |
US8036665B2 (en) * | 2004-10-28 | 2011-10-11 | At&T Mobility Ii Llc | Wireless mobile station call handoff |
US7602714B2 (en) * | 2004-12-30 | 2009-10-13 | Motorola, Inc. | Methods for managing data transmission between at least two different data regions |
US7805140B2 (en) | 2005-02-18 | 2010-09-28 | Cisco Technology, Inc. | Pre-emptive roaming mechanism allowing for enhanced QoS in wireless network environments |
US7623601B2 (en) * | 2005-10-11 | 2009-11-24 | Silicon Laboratories Inc. | Controlling gain in a satellite receiver |
CA2667820C (en) | 2009-05-29 | 2013-10-01 | Research In Motion Limited | Signal quality determination methods and apparatus suitable for use in wlan-to-wwan transitioning |
CN103188749A (zh) * | 2011-12-30 | 2013-07-03 | 中兴通讯股份有限公司 | 用户设备切换方法及装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4485486A (en) * | 1982-08-03 | 1984-11-27 | Motorola, Inc. | Method and apparatus for assigning duplex radio channels and scanning duplex radio channels assigned to mobile and portable radio telephones in a cellular radiotelephone communications system |
US4531235A (en) * | 1983-06-20 | 1985-07-23 | Motorola, Inc. | Diversity signal strength indicator and site selection apparatus for using same |
JPS6033750A (ja) * | 1983-08-03 | 1985-02-21 | Nippon Telegr & Teleph Corp <Ntt> | チヤンネル変更制御方法 |
JPS60178732A (ja) * | 1984-02-24 | 1985-09-12 | Nec Corp | 通話中チヤンネル切替方式 |
US4619002A (en) * | 1984-07-02 | 1986-10-21 | Motorola, Inc. | Self-calibrating signal strength detector |
JPS61190697A (ja) * | 1985-02-19 | 1986-08-25 | 日本電気株式会社 | 車両の最適走行経路指示方式 |
US4704734A (en) * | 1986-02-18 | 1987-11-03 | Motorola, Inc. | Method and apparatus for signal strength measurement and antenna selection in cellular radiotelephone systems |
US4718081A (en) * | 1986-11-13 | 1988-01-05 | General Electric Company | Method and apparatus for reducing handoff errors in a cellular radio telephone communications system |
US4751725A (en) * | 1987-01-30 | 1988-06-14 | Motorola, Inc. | VOX remote unit control in a cellular system |
US4759051A (en) * | 1987-03-16 | 1988-07-19 | A. A. Hopeman, III | Communications system |
-
1987
- 1987-03-31 JP JP62079942A patent/JP2636236B2/ja not_active Expired - Lifetime
-
1988
- 1988-03-11 US US07/167,634 patent/US5067171A/en not_active Ceased
- 1988-03-16 CA CA000561547A patent/CA1306014C/en not_active Expired - Lifetime
- 1988-03-28 DK DK198801699A patent/DK174393B1/da not_active IP Right Cessation
- 1988-03-29 NO NO881397A patent/NO174448C/no not_active IP Right Cessation
- 1988-03-30 SE SE8801191A patent/SE514440C2/sv not_active IP Right Cessation
- 1988-03-31 GB GB8807785A patent/GB2204215B/en not_active Expired - Lifetime
-
1993
- 1993-11-18 US US08/154,250 patent/USRE37669E1/en not_active Expired - Lifetime
-
1994
- 1994-09-01 HK HK92394A patent/HK92394A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2204215A (en) | 1988-11-02 |
CA1306014C (en) | 1992-08-04 |
GB2204215B (en) | 1991-04-17 |
GB8807785D0 (en) | 1988-05-05 |
JP2636236B2 (ja) | 1997-07-30 |
NO881397L (no) | 1988-10-03 |
NO174448C (no) | 1994-05-04 |
DK169988D0 (da) | 1988-03-28 |
DK174393B1 (da) | 2003-01-27 |
US5067171A (en) | 1991-11-19 |
NO881397D0 (no) | 1988-03-29 |
SE8801191D0 (sv) | 1988-03-30 |
SE514440C2 (sv) | 2001-02-26 |
SE8801191L (sv) | 1988-10-01 |
NO174448B (no) | 1994-01-24 |
HK92394A (en) | 1994-09-09 |
JPS63245142A (ja) | 1988-10-12 |
USRE37669E1 (en) | 2002-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PPF | Opposition filed | ||
PPF | Opposition filed | ||
PDU | Decision on opposition: patent maintained as unamended | ||
PUP | Patent expired |