DE68928970D1 - Schnurloses Telefon - Google Patents
Schnurloses TelefonInfo
- Publication number
- DE68928970D1 DE68928970D1 DE68928970T DE68928970T DE68928970D1 DE 68928970 D1 DE68928970 D1 DE 68928970D1 DE 68928970 T DE68928970 T DE 68928970T DE 68928970 T DE68928970 T DE 68928970T DE 68928970 D1 DE68928970 D1 DE 68928970D1
- Authority
- DE
- Germany
- Prior art keywords
- wireless phone
- phone
- wireless
- 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
- 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
- H04M1/733—Cordless telephones with a plurality of base stations connected to a plurality of lines
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63245501A JPH0292121A (ja) | 1988-09-29 | 1988-09-29 | コードレステレホン |
JP63324882A JPH02170731A (ja) | 1988-12-23 | 1988-12-23 | コードレステレホン |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68928970D1 true DE68928970D1 (de) | 1999-05-20 |
DE68928970T2 DE68928970T2 (de) | 1999-10-21 |
Family
ID=26537262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68928970T Expired - Fee Related DE68928970T2 (de) | 1988-09-29 | 1989-09-28 | Schnurloses Telefon |
Country Status (3)
Country | Link |
---|---|
US (1) | US4965849A (de) |
EP (1) | EP0361465B1 (de) |
DE (1) | DE68928970T2 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0834627B2 (ja) * | 1989-07-24 | 1996-03-29 | 日本電気株式会社 | チャネル選択方式 |
US5148548A (en) * | 1989-12-19 | 1992-09-15 | Northern Telecom Limited | Method of monitoring cellular radio channels to avoid adjacent and co-channel interference |
JPH048046A (ja) * | 1990-04-26 | 1992-01-13 | Fujitsu Ltd | システムコードレス電話装置の空きチャンネル検索方法および装置 |
EP0488173A3 (en) * | 1990-11-27 | 1993-04-28 | Canon Kabushiki Kaisha | Wireless communication channel selecting method |
JPH04342345A (ja) * | 1991-05-20 | 1992-11-27 | Pioneer Commun Corp | コードレス電話の一斉音声呼出し方式 |
US5513248A (en) * | 1991-12-02 | 1996-04-30 | At&T Corp. | Cordless telephone micro-cellular system |
US5357559A (en) * | 1991-12-12 | 1994-10-18 | Telefonaktiebolaget L M Ericsson | Listening control channel in a cellular mobile radiotelephone system |
US5515378A (en) * | 1991-12-12 | 1996-05-07 | Arraycomm, Inc. | Spatial division multiple access wireless communication systems |
US5361401A (en) * | 1991-12-17 | 1994-11-01 | Ncr Corporation | Channel hopping radio communication system and method |
DE4235453C2 (de) * | 1992-10-21 | 1995-03-09 | Grundig Emv | Verfahren zur Bestimmung des Belegungszustandes von FDM-Funkübertragungskanälen |
US5546443A (en) * | 1992-10-26 | 1996-08-13 | Ericsson Ge Mobile Communications, Inc. | Communication management technique for a radiotelephone system including microcells |
JP2670951B2 (ja) * | 1992-11-13 | 1997-10-29 | キヤノン株式会社 | コードレス電話装置 |
US5642400A (en) * | 1993-06-29 | 1997-06-24 | Canon Kabushiki Kaisha | Communication apparatus used for communicating in accordance with a multi-channel access method |
JP3043958B2 (ja) * | 1994-09-29 | 2000-05-22 | 株式会社リコー | 無線通信によるネットワーク通信方式 |
US5680441A (en) * | 1994-11-28 | 1997-10-21 | Gallo; Bruce | Adaptor set for converting standard telephone into cordless telephone using replacement handset |
JP2986145B2 (ja) * | 1995-02-06 | 1999-12-06 | キヤノン株式会社 | 無線通信装置 |
US6912375B2 (en) | 1995-06-13 | 2005-06-28 | Canon Kabushiki Kaisha | Radio communicating apparatus |
DE19545893C2 (de) * | 1995-12-08 | 2003-09-25 | Rohde & Schwarz | System zum automatischen Aufbau einer Funkverbindung zur Datenübertragung zwischen zwei oder mehreren Sender-Empfänger-Stationen |
US6463295B1 (en) | 1996-10-11 | 2002-10-08 | Arraycomm, Inc. | Power control with signal quality estimation for smart antenna communication systems |
US6275543B1 (en) | 1996-10-11 | 2001-08-14 | Arraycomm, Inc. | Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing |
US7035661B1 (en) | 1996-10-11 | 2006-04-25 | Arraycomm, Llc. | Power control with signal quality estimation for smart antenna communication systems |
US6542497B1 (en) | 1997-03-11 | 2003-04-01 | Verizon Services Corp. | Public wireless/cordless internet gateway |
KR100228911B1 (ko) * | 1997-08-14 | 1999-11-01 | 윤종용 | 시분할 방식의 무선전화기에서 휴대장치간 인터컴 방법 |
US6128504A (en) * | 1997-10-01 | 2000-10-03 | Lucent Technologies Inc. | Apparatus and method of contention resolution for a plurality of handset units in a cordless telephone system |
US7299071B1 (en) | 1997-12-10 | 2007-11-20 | Arraycomm, Llc | Downlink broadcasting by sequential transmissions from a communication station having an antenna array |
US6615024B1 (en) | 1998-05-01 | 2003-09-02 | Arraycomm, Inc. | Method and apparatus for determining signatures for calibrating a communication station having an antenna array |
US6600914B2 (en) | 1999-05-24 | 2003-07-29 | Arraycomm, Inc. | System and method for emergency call channel allocation |
US6141567A (en) | 1999-06-07 | 2000-10-31 | Arraycomm, Inc. | Apparatus and method for beamforming in a changing-interference environment |
US7139592B2 (en) | 1999-06-21 | 2006-11-21 | Arraycomm Llc | Null deepening for an adaptive antenna based communication station |
US6389273B1 (en) * | 1999-08-23 | 2002-05-14 | Delphi Technologies, Inc. | Adjacent channel interference reduction in a FM receiver |
AU7346800A (en) | 1999-09-02 | 2001-03-26 | Automated Business Companies | Communication and proximity authorization systems |
US6985466B1 (en) | 1999-11-09 | 2006-01-10 | Arraycomm, Inc. | Downlink signal processing in CDMA systems utilizing arrays of antennae |
US6982968B1 (en) | 2000-09-29 | 2006-01-03 | Arraycomm, Inc. | Non-directional transmitting from a wireless data base station having a smart antenna system |
US7062294B1 (en) | 2000-09-29 | 2006-06-13 | Arraycomm, Llc. | Downlink transmission in a wireless data communication system having a base station with a smart antenna system |
US6795409B1 (en) | 2000-09-29 | 2004-09-21 | Arraycomm, Inc. | Cooperative polling in a wireless data communication system having smart antenna processing |
CN100399367C (zh) * | 2002-01-03 | 2008-07-02 | Vkr控股公司 | 使用跳频发送信号的方法和系统 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3764915A (en) * | 1971-06-25 | 1973-10-09 | Bell Telephone Labor Inc | Dynamic program control for channel assignment in mobile communication systems |
SE438232B (sv) * | 1976-06-28 | 1985-04-01 | Nippon Telegraph & Telephone | Mobilradiotelefonsystem for inkoppling av mobilstationer till ett telefonnet |
US4128740A (en) * | 1977-02-14 | 1978-12-05 | Motorola, Inc. | Antenna array for a cellular RF communications system |
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 |
EP0202485B1 (de) * | 1985-04-22 | 1993-11-18 | Nec Corporation | Verfahren zur Auswahl eines optimalen Übertragungskanals in einem Kommunikationssystem mit mehreren Stationen |
NL8503382A (nl) * | 1985-12-09 | 1987-07-01 | Philips Nv | Werkwijze voor het gemeenschappelijk gebruik van duplex-kanalen in een automatisch kanaalkeuzesysteem en automatisch kanaalkeuzesysteem, waarin deze werkwijze wordt toegepast. |
US4672657A (en) * | 1985-12-17 | 1987-06-09 | Motorola, Inc. | Multichannel telephone system |
IL81463A (en) * | 1986-02-18 | 1991-01-31 | Motorola Inc | Method and apparatus for scanning receiver allocation in cellular radiotelephone systems |
US4704734A (en) * | 1986-02-18 | 1987-11-03 | Motorola, Inc. | Method and apparatus for signal strength measurement and antenna selection in cellular radiotelephone systems |
JPH0815350B2 (ja) * | 1986-05-09 | 1996-02-14 | 日本電気株式会社 | 無線電話装置 |
JPH01252032A (ja) * | 1988-03-31 | 1989-10-06 | Toshiba Corp | 移動通信システムの通話チャンネル選択制御方式 |
-
1989
- 1989-09-06 US US07/403,477 patent/US4965849A/en not_active Expired - Lifetime
- 1989-09-28 EP EP89117916A patent/EP0361465B1/de not_active Expired - Lifetime
- 1989-09-28 DE DE68928970T patent/DE68928970T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0361465B1 (de) | 1999-04-14 |
EP0361465A2 (de) | 1990-04-04 |
DE68928970T2 (de) | 1999-10-21 |
EP0361465A3 (de) | 1992-04-22 |
US4965849A (en) | 1990-10-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATA68889A (de) | Schnurloses telefon | |
DE68928970T2 (de) | Schnurloses Telefon | |
DE68925790D1 (de) | Schnurloses Telefon | |
DE68928027D1 (de) | Schnurloses Telefon | |
DE69126151D1 (de) | Schnurloses Telefon | |
BR8907639A (pt) | Telefone movel | |
DE69029440T2 (de) | Tragbares Funktelefon | |
DE68912407D1 (de) | Funkfernsprechapparat. | |
DK0406985T3 (da) | Radiotelefon | |
KR900011208A (ko) | 무선 통신 장치 | |
DE69032820D1 (de) | Schnurloses Telefon | |
DK621884A (da) | Traadloes telefon | |
DE69222813D1 (de) | Schnurloses Telefon | |
DE69025780D1 (de) | Schnurlose Telefone | |
KR910004058A (ko) | 무선전화기 | |
DK577189A (da) | Ledningsfri telefon | |
DE69131028T2 (de) | Kabelloses Telefon | |
DE3689536T2 (de) | Schnurloses Telefon. | |
DE69029926T2 (de) | Schnurloses Telefon | |
DE59309622D1 (de) | Schnurloses Telefon | |
DE69122387D1 (de) | Schnurloses telefon | |
DE9308120U1 (de) | Schnurloses Telefon | |
DK446787A (da) | Mobiltelefon | |
DK4692D0 (da) | Traadloes telefon | |
DE59310338D1 (de) | Schnurloses telefon |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |